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This list of mines in Oregon summarizes the mines listed by the Geographic Names Information System. As of January 7, 2014, there are 595 entries. As of January 7, 2014, there are 595 entries. name
Part of the tunnels. The Old Portland Underground, better known locally as the Shanghai tunnels, is a group of passages in Portland, Oregon, United States, mainly underneath the Old Town Chinatown neighborhood and connecting to the main business section.
location type length (ft) opened notes ref Arch Cape Tunnel: US 101, 8 mi (13 km). south of Cannon Beach: automobile: 1,228.1: 1937: goes through Arch Cape: Cape Creek Tunnel: Lane County on US 101: automobile: 714: 1931? refs disagree over year and length 1,228.1' vs. 714' Cornelius Pass Tunnel: Portland: railway abandoned: 4,100(?) March 21, 1911
They appear as rounded over-hanging shelves and lateral markings etched in the walls. The end of this hall is about 1,500 feet (460 m) into the cave. At that point, the cave passes under Highway 97. The underground crossing is marked by a small sign post. [9] [10] Good view of the interior of Lava River Cave in Oregon showing intact wall linings.
Derrick Cave is a lava tube located in the remote northwest corner of Lake County, Oregon.The cave is approximately 1,200 feet (370 m) long. It is up to 80 feet (24 m) wide and 46 feet (14 m) high in places.
The six existing caves have two sets of names. Numbers have been designated by the BLM, and those previously without names, were coined by the caving clubs of Oregon or the local newspaper. [23] [30] [31] Airport Cave (Redmond Cave no. 6) Lions Cave (Redmond Cave no. 4) Insignificant Redmond Cave (Redmond Cave no. 5) Cave Next Door (Redmond ...
Oregon Caves National Monument and Preserve is a protected area in the northern Siskiyou Mountains of southwestern Oregon in the United States. The 4,554-acre (1,843 ha) park, including the marble cave, is 20 miles (32 km) east of Cave Junction , on Oregon Route 46 .
Some caves are privately held, while others are under the jurisdiction of the city of Bend. The city of Bend holds 7 caves on their property, one of which was the Oregon Moonbase. The Oregon Moonbase was a lunar base analogue site and took place in Youngs Cave circa 1990. [10] The Department of State Lands holds 8 caves within their ...