D
- Day 3: Dufourspitze 5 Day Ski Tour
- Day 3 North Coast Trail
- Day 3 of the Five 4,000-Meter Peaks Valais
- Day 3 - Run for the Arctic - Pau Capell
- Day 3: Silvretta Crossing
- Day 3: Snowshoeing the Berner Haute Route
- Day 3: Urner Haute Route
- Day 4: Dufourspitze 5 Day Ski Tour
- Day 4 North Coast Trail
- Day 4 of the Five 4,000-Meter Peaks Valais
- Day 4 - Run for the Arctic - Pau Capell
- Day 4 (Sestriere -> Le Coin)
- Day 4: Silvretta Crossing
- Day 4: Snowshoeing the Berner Haute Route
- Day 4: Urner Haute Route
- Day 5: Dufourspitze 5 Day Ski Tour
- Day 5 (Le Coin -> La Gentil)
- Day 5 North Coast Trail
- Day 5 of the Five 4,000-Meter Peaks Valais
- Day 5 - Run for the Arctic - Pau Capell
- Day 5: Snowshoeing the Berner Haute Route
- Day 5: Urner Haute Route
- Day 6 (Final) (La Gentil -> Cueno)
- Day 6 North Coast Trail
- Days Fork
- Day tour up the Ouille d'Arbéron
- DC-10
- Dead Bob's Chute
- Dead End Chutes
- Dead Horse -> 3 Mile Smile Loop
- Dead Horse -> 3 Mile Smile Loop
- Dead Horse Gap Run
- Dead Horse Gap to Ramshead
- Dead Horse Point
- Dead Horse Point State Park: Eastern Loop
- Dead Horse Point State Park: Full Loop
- Dead Horse Point State Park: Great Pyramid Loop
- Deadhorse Trail
- Dead Horse Ultra 30k
- Dead Horse Ultra 50k
- Dead Horse Ultra 50 Mile
- Deadman's Ridge
- Deadman's Ridge at Blue Mountain
- Dead Mountain Shuttle
- Deant du Geant, 4013m
- Dear Santa
- Death Canyon and Static Peak Shuttle
- Death Chute (Shot 15)
- Deda Ena - Khorisar - Truso
- Deep Creek Hot Springs from Bradford Ridge
- Deer Creek Loop
- Deer Island
- Deer Lake Loop
- Deer Leap Rock
- Deer Mountain
- Deer Mountain Trail
- Deer Point Backcountry Approach
- Defago
- Delayed Fuse -> BC's Trail
- Del Boca Vista
- Delicate Arch
- Delicious Trail Dolomiti
- Delirium Dive
- Delta Lake
- Demi-lune
- Demo Forest Flow Trail
- Demoisy Bowl
- Denali Up and Back
- Deno's Delight
- Dent Blanche South Ridge
- Dent d'Arclusaz depuis École
- Dent d'Oche
- Denver City Park Perimeter Loop
- Derby
- Derwent Reservoir Loop
- DERZEIT GESPERRT - Soleweg nach Bad Goisern und Hallstatt
- Descente des Allemands
- Descent from Gnifetti Hut
- Descent to Châtelard
- Deschana_Managed Trail