青の洞窟
From Underfoot
Q86739274
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Location: 41.5151, 140.3848, KML, Cluster Map, Maps,
3 places
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青の洞窟 ⓘ
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Seikan Tunnel ⓘ
undersea railway tunnel in Japan connecting Hokkaido and Honshu -
渡島当別トンネル ⓘ
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| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | cave | 青の洞窟 | sea cave | Wikidata | |
| site | tunnel | 1985 | Seikan Tunnel | undersea tunnel, Japan Freight Railway Company, railway tunnel, Hokkaido Railway Company | Wikidata |
| site | tunnel | 2009 | 渡島当別トンネル | railway tunnel | Wikidata |