Gangway II A screened water wheel, presumably for rotating the dredge once it lowered its “foot” to pivot in place. Related Similar Images ...based on the tags: cables, catwalks, circles, gravel, mountains, wheels, windows... The copula where molten metal would pour is on the left. It seems the whole floor was covered in ash in front of it. Looking toward Mitchell from its last building. Above my head while taking this picture was the seal of the Department of the Interior. The hiking around Central City is beautiful and full of history. Just get a proper topo map! These machines are at least 100 years old. Taken around 11,600 feet. Captured bolts for a pressure cooker on an industrial scale. A small machine shop level. A back-lit tree with the silhouette of a roof spire in the background.