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SEA Underground

underground people mover system at Seattle–Tacoma International Airport
Place people_mover Q7426074
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Summary

SEA Underground is a people mover[1]. It draws 510 Wikipedia views per month (people mover category, ranking #125 of 32).[2]

Key Facts

  • Country: United States[3]
  • Commons category: SEA Underground[4]
  • Date of official opening: July 1, 1973[5]
  • Length: 2.7 km[6]
  • Route diagram template: Template:Satellite Transit System[7]
  • State of use: in use[8]

Why It Matters

SEA Underground is known by 6 alternative names across languages and contexts.[9]

Related Entities

United States

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). SEA Underground. Retrieved October 22, 2026, from https://4ort.xyz/entity/sea-underground
MLA “SEA Underground.” 4ort.xyz Knowledge Graph, 4ort.xyz, 22 Oct. 2026, https://4ort.xyz/entity/sea-underground.
BibTeX @misc{4ortxyz_sea-underground_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SEA Underground}}, year = {2026}, url = {https://4ort.xyz/entity/sea-underground}, note = {Accessed: 2026-10-22}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SEA Underground — https://4ort.xyz/entity/sea-underground (retrieved 2026-10-22)

Canonical URL: https://4ort.xyz/entity/sea-underground · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 12d ago · Bouzinac · 2026-10-11 view diff on Wikidata ↗
    State of use → in use
    Date of official opening → +1973-07-01T00:00:00Z
    Wikipedia languages → ['commons', 'cs', 'en', 'fr', 'ja']
    Claims rich → —
    "/* wbsetclaim-create:2||1 */ State of use: in use"
  2. 11w ago · Nvrandow · 2026-08-01 view diff on Wikidata ↗
    Instance of → —
    Instance of → people mover
    Aliases → —
    Route diagram template → Template:Satellite Transit System
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Instance of: people mover"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.