Black Buttes 2447 m

Originally I wanted to climb the Black Buttes on my way back from Old Man Mountain, about a month ago. However, on that day I ran out of time and had to skip these interesting looking peaks. During the summer, a dirt road - which is not too bad, even for low clearance cars - takes you rather close to the summits of the Black...

After I looked at Old Man Mountain on the US topo map, I was wondering why there was a "Tunnel" clearly indicated as such in its south flank at an altitude of approximately 6700 ft. After doing some research and asking a friend, all I found out was that it probably is connected to the former mining activity at the Carlisle Mine at...