# Inn

> river in Switzerland, Austria and Germany, a right tributary of the Danube

**Wikidata**: [Q14369](https://www.wikidata.org/wiki/Q14369)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Inn_(river))  
**Source**: https://4ort.xyz/entity/inn-q14369-2

## Summary

The Inn is a major river flowing through Switzerland, Austria, and Germany, serving as a right tributary of the Danube River. Originating in the Swiss canton of Grisons near the St. Gotthard Pass, the river traverses the Inntal valley and passes through several significant cities including Innsbruck (the capital of Tyrol) before joining the Danube near Passau in Germany. With its source at coordinates 46.413888888889°N, 9.6666666666667°E and mouth at 48.573611111111°N, 13.478055555556°E, the Inn is an important watercourse in Central Europe's river systems.

## Key Facts

- **Type**: River, natural watercourse
- **Classification**: Right tributary of the Danube River
- **Countries traversed**: Switzerland, Austria, Germany
- **Source coordinates**: 46.413888888889°N, 9.6666666666667°E (Canton of Grisons, Switzerland)
- **Mouth coordinates**: 48.573611111111°N, 13.478055555556°E (near Passau, Germany)
- **Valley**: Inntal (spanning Switzerland, Austria, and Germany)
- **Major cities along course**: Innsbruck (capital of Tyrol, Austria), Wasserburg am Inn (Bavaria, Germany)
- **Swiss canton**: Grisons (origin)
- **Austrian states**: Tyrol, Upper Austria
- **German state**: Bavaria
- **Aliases**: Inn river, Inn River
- **Wikipedia title**: Inn (river)
- **Sitelink count**: 79
- **Wikidata description**: river in Switzerland, Austria and Germany, a right tributary of the Danube

## FAQs

**What countries does the Inn river flow through?**

The Inn river flows through three countries: Switzerland (where it originates in the Canton of Grisons), Austria (where it passes through Tyrol and Upper Austria, including the city of Innsbruck), and Germany (where it joins the Danube near Passau in Bavaria).

**What is the geographic significance of the Inn river?**

The Inn is a right tributary of the Danube, meaning it joins the Danube from the right side when facing downstream. The river follows the Inntal valley, a significant geographic feature that spans all three countries it traverses. Its source is located in the Swiss Alps near the St. Gotthard Pass, and its mouth is near Passau, Germany.

**Which major cities are located on the Inn river?**

The most significant city along the Inn is Innsbruck, the capital of the Austrian state of Tyrol. In Germany, the town of Wasserburg am Inn in Bavaria lies on the river's banks. The river also flows through other settlements as it makes its way from Switzerland to Germany.

**What is the Inntal valley?**

The Inntal (Inn Valley) is the valley through which the Inn river flows, spanning across Switzerland, Austria, and Germany. This valley is an important geographic and cultural region in Central Europe, with the Austrian portion being particularly significant for transportation and settlement.

**What is the relationship between Innsbruck and the Inn river?**

Innsbruck, the capital city of Tyrol, Austria, is named after the Inn river—the city's name literally means "bridge over the Inn" in German (Inn + Brucke). The city was founded in 1234 and has historically developed along the banks of this river, making it intrinsically connected to the Inn's course.

## Why It Matters

The Inn river holds significant geographic, economic, and cultural importance in Central Europe. As a major tributary of the Danube—the second longest river in Europe—the Inn contributes to one of the continent's most important river systems, which has historically served as a transportation corridor, economic lifeline, and strategic resource for the regions it traverses.

The river's valley, Inntal, has been a crucial passage through the Alps, facilitating trade, migration, and cultural exchange between northern and southern Europe. This geographic function has made the surrounding regions strategically important throughout history, contributing to the development of major settlements like Innsbruck, which became a key hub along historic trade routes.

For Switzerland, Austria, and Germany, the Inn represents a shared natural resource that connects these three Alpine and Central European nations. The river supports local economies through agriculture, tourism, and industry, while its waters are utilized for hydroelectric power generation and recreational activities. The city of Innsbruck's very identity is tied to the river, as its name commemorates the vital crossing point the river provided.

The Inn also plays a role in understanding Central European geography and hydrology. As one of the significant right tributaries of the Danube, it demonstrates the complex river network that shapes the region's physical geography and influences settlement patterns, economic development, and environmental conditions across national boundaries.

## Notable For

- **Major Alpine River**: One of the most significant rivers originating in the Swiss Alps
- **Strategic Valley Route**: The Inntal provides one of the major passageways through the Alpine region
- **Historic Trade Corridor**: The river valley has served as a crucial trade route since medieval times
- **Source Location**: Originates in the Canton of Grisons, one of Switzerland's largest and most mountainous cantons
- **City Naming**: Gave its name to Innsbruck, the capital of Tyrol, meaning "bridge over the Inn"
- **Danube Tributary**: Part of the larger Danube river system, Europe's second-longest river
- **Tri-National Course**: Flows through three countries—Switzerland, Austria, and Germany
- **Right Bank Tributary**: Joins the Danube from the right side, a geographic distinction in hydrology

## Body

### Geography and Course

The Inn river originates in the Swiss canton of Grisons, located in the eastern part of Switzerland near the St. Gotthard Pass region. The source coordinates are 46.413888888889°N, 9.6666666666667°E, placing it in the heart of the Swiss Alps. From this mountainous origin, the river flows eastward through the Inntal valley, which gives the river its name.

Entering Austria, the Inn passes through the western Austrian state of Tyrol, one of the country's most famous Alpine regions. The river flows through Innsbruck, the capital city of Tyrol, which was founded in 1234 and has historically developed along the river's banks. The name Innsbruck literally means "bridge over the Inn" in German, directly referencing the river's significance to the city's establishment and growth.

Continuing eastward, the river enters the Austrian state of Upper Austria before crossing into Germany. In Bavaria, the Inn continues its course until it joins the Danube River near the city of Passau. The mouth coordinates are 48.573611111111°N, 13.478055555556°E. As a right tributary of the Danube, the Inn joins Europe's second-longest river from its right bank when facing downstream.

### The Inntal Valley

The Inntal (Inn Valley) represents a significant geographic feature spanning all three countries the river traverses. This valley has historically served as one of the major passageways through the Alps, providing a relatively accessible route between northern and southern Central Europe. The valley's importance is evidenced by the concentration of major settlements along its course, including Innsbruck, which became a significant medieval trading hub.

The Inntal's strategic location made it important for military and commercial purposes throughout European history. The valley provided a natural corridor for armies, merchants, and travelers moving between Italy and the Germanic lands beyond the Alps. This geographic advantage contributed to the prosperity and importance of cities like Innsbruck, which served as a crucial waypoint on historic trade routes.

### Political Geography

The Inn river traverses three distinct national jurisdictions, each with its own administrative structure. In Switzerland, the river begins in the Canton of the Grisons (Graubünden), one of Switzerland's 26 cantons, established as a political entity around 1496. The Grisons is known for its mountainous terrain, multilingual population, and historical significance as a crossroads of Alpine passages.

In Austria, the Inn flows through two federal states: Tyrol and Upper Austria. Tyrol is a western Austrian state known for its Alpine landscapes, tourism, and historical significance as part of the Habsburg territories. The city of Innsbruck, Tyrol's capital, gained particular prominence and has been a significant settlement since the Middle Ages. Upper Austria, located in the northern part of Austria, represents the river's course before it crosses into Germany.

In Germany, the Inn traverses Bavaria, one of Germany's 16 federal states, established in its current form since January 12, 1919. The river passes through Bavarian territory before reaching its confluence with the Danube. The town of Wasserburg am Inn, located in Bavaria, exemplifies the historical settlements that developed along the river's banks.

### Historical Significance

The Inn river and its valley have played important roles in European history. The river served as a natural boundary and transportation route for centuries. The city of Innsbruck's founding in 1234 and its subsequent growth were directly tied to its location on the Inn, which provided both economic opportunities through trade and strategic advantages through defense.

Throughout various historical periods, the regions surrounding the Inn have experienced the flow of European history—from the medieval period when Tyrol was part of the Habsburg territories, through the Napoleonic Wars, both World Wars, and the Cold War period when Austria maintained its neutrality. The river remained a constant feature through these transformative periods, supporting local populations and facilitating movement across the Alpine region.

### Economic and Cultural Importance

The Inn supports local economies through multiple channels. The river's waters are utilized for hydroelectric power generation, particularly in the Alpine regions where elevation changes provide significant potential for energy production. Agriculture in the valley benefits from the river's irrigation capabilities, while the surrounding mountainous terrain supports pastoral activities and dairy farming, producing famous Alpine products.

Tourism represents another significant economic dimension. The Alpine regions through which the Inn flows are major destinations for skiing, hiking, and outdoor recreation. Innsbruck, in particular, has gained international recognition as a winter sports destination, having hosted the Winter Olympics twice (1964 and 1976). The city's identity is intimately connected to its location along the Inn and its position within the Alpine landscape.

The cultural significance of the Inn extends to regional identity. The river has inspired local traditions, place names, and artistic representations. The name Innsbruck itself stands as a permanent testament to the river's importance in regional culture and history.

### Hydrological Characteristics

As a right tributary of the Danube, the Inn contributes meaningfully to one of Europe's most significant river systems. The Danube itself flows through or touches ten countries, making it one of the most international rivers in the world. The Inn's role as a tributary connects it to this broader hydrological network, which has shaped settlement patterns, economic development, and cultural exchange throughout Central and Eastern Europe.

The river's Alpine source means it benefits from snowmelt and glacial feeding, contributing to its flow characteristics. This Alpine hydrological regime has implications for water availability, seasonal flow variations, and the river's role in the broader watershed of the Danube basin.

### Related Entities and Connections

The Inn's course connects it to several notable entities in the provided source material. The river is part of the larger category of rivers, representing a natural watercourse that serves as a drainage channel. The Inntal valley represents the geographic container through which the river flows, while cities like Innsbruck and Wasserburg am Inn represent the human settlements that have developed along its banks.

The river also connects to the broader geographic and political entities of Switzerland, Austria, and Germany—three Central European nations that share this watercourse. The Canton of Grisons, Tyrol, Upper Austria, and Bavaria represent the sub-national jurisdictions that administer the territories through which the Inn flows. Each of these regions has its own distinct character, history, and administrative identity, yet all are connected through the common thread of the Inn river.

## References

1. Virtual International Authority File
2. Historical Dictionary of Switzerland
3. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
4. Freebase Data Dumps. 2013
5. GeoNames
6. [Deutsches Gewässerkundliches Jahrbuch - Donaugebiet 2006](http://www.bestellen.bayern.de/shoplink/lfu_was_00102.htm)
7. BabelNet
8. [Source](https://golden.com/wiki/Inn_(river)-AX5KX)
9. National Library of Israel Names and Subjects Authority File