Altın madeni sivrisinek geçişte Rocky Dağları, Colorado - hava tramvay altın cevheri taşımak için kullanılan üst istasyonu yakınındaki kalıntıları - Stok Fotoğraf ve Görsel

Ruins of gold mine near Mosquito Pass in Rocky Mountains, Colorado - upper station of aerial tramway used to transport gold ore

An exterior view of an old, abandoned wooden building in a rural area in Silverton

Ghost town mining head frame in the Nevada desert with wrecked car in the foreground. Sky is blue with clouds.

Old Gold mining shack in the Nevada desert

Ruins of gold mine (processing mill) near Mosquito Pass in Rocky Mountains, Colorado

Remains of vintage mining cabin in the mountains, western USA

Ruins of gold mine (processing mill) near Mosquito Pass in Rocky Mountains, Colorado, retro opalotype processing

Concrete ruins of one of five reduction plants and pump stations manufacturing potash during World War I near Antioch, Nebraska, aerial view

Concrete ruins of one of five reduction plants and pump stations manufacturing potash during World War I near Antioch, Nebraska, aerial view

Old water tank covered by lichen near Thompson Springs at Book Cliffs in eastern Utah

Old mine remains on Polar Mesa in Utah - aerial top view

Gas and oil production facilities in eastern Colorado - a collecting tank

Old abandoned sheep corral with a loading ramp on a rocky desert in Westwater area, Utah

Unused head of oil well with numerous valves in a desert landscape of central Utah