Rock climbing instruction and guiding in the Needles and Mount Rushmore areas of South Dakota, and at Devils Tower in Wyoming. (Hill City, South Dakota)

Instructional courses and guided climbs on snow, rock, and ice. Image gallery. Equipment information. (Bend, Oregon)

Rock and ice climbing instruction and guiding in Wyoming, Colorado, South Dakota, and Utah. (Devil's Tower, Wyoming)

Provides information and instruction about mountain climbing safety skills and gear, off trail hiking, and light weight backpacking. (Oregon)

History of tree climbing. Offers courses, parties, and expeditions. (Fayetteville, Georgia)

Rock and ice climbing guiding and instruction. (Salt Lake City, Utah)

Offers canyoneering, rock climbing, multi-sport trips, instructional courses, guided trips, wilderness medicine and search and rescue courses. Operates in Zion National Park.(Springdale, Utah)