Geology Talk
Black Canyon Of The Gunnison National Park , USHow did the Black Canyon form? What kinds of rocks are these? Discover answers to these and other questions about this dizzying chasm. Meet at Pulpit Rock viewpoint - 3 pm. 20-30 minutes. May be cancelled due to staffing shortages or bad weather. Start time may be earlier in mid-summer due to heat. Pulpit Rock […]