B
- Black Rock Loop & Waterfall Trail
- Black Rock Loop & Waterfall Trail
- Black slopes side line
- Black Tusk
- Black Tusk via Microwave
- Blaine's Connector / Poop Alley
- Blaise Castle Estate
- Blanca Peak
- Blanca Peak and Ellingwood Point
- Blanca Peak and Ellingwood Point
- Blanchot's line
- Blanhiblar
- BLANK Collective Golden Alpine Traverse
- Blankets Creek Trail System
- Blaser hut from Trins
- Blast Off
- Blåtindane
- Blåtinden
- Blauherd 94
- Blauherd - Sunnegga (Marmot Trail)
- Blencathra's Classic Ridges
- Blencathra via Bannerdale Crags East Ridge
- Blind Ash Bay Trail
- Blindseeli, Gerzenseeli and Drachenflue walk
- Blindside
- Blindside Connector
- B-Line
- B-Line Connector
- B-Line - Lower
- B-Line - Upper
- Blitz Trees
- Blockhead -> Roughneck -> The Pig Loop
- Blood Mountain
- Bloods Lake
- Bloody Mary
- Bloolimba Bluff
- Blösse Ski Tour
- B. L.'s
- Blueberry Bathtub
- Blueberry Line – Carosello 3000 Bike Park Livigno
- Blueberry Loop
- Blue Diamond: Landmine + Mustang
- Blue Elephant
- Blue-Fat Connector
- Blue Hen Falls
- Blue Hills Skyline Trail: Out-and-Back
- Blue Hills Skyline Trail: Out-and-Back
- Bluejay
- Blue Lagoon Trail
- Blue Lake Hike - Blavannet Lyngen Hike
- Blue Lakes Trail
- Blue Lake to Charlotte's Pass Access
- Blue Line
- Blue Loop
- Blue Marsh Lake Border Trail
- Blue Marsh Lake Loop
- Blue Mesa
- Blue Mountain Advanced Loop
- Blue Mountain Intermediate Loop
- Blue Mountain Reservation Summit Loop
- Blue Mountain Summit
- Blue Ridge Mountain via Canty Trail
- Blue Ridge Parkway: Highlands Region
- Blue Ridge Parkway: Pisgah Region
- Blue Ridge Parkway: Plateau Region
- Blue Ridge Parkway: Ridge Region
- Blue Ridge Trail Out-and-Back
- Blue Ridge Tunnel: Out-and-Back
- Blue Ridge Tunnel: Out-and-Back
- Blue Ridge Tunnel: Out-and-Back
- Blue River Parkway Trails
- Blue Room
- Blueseum
- Blue Sky Loop
- Blue slope's shortcut
- Blue Spring – Te Waihou Walkway
- Bluestack Way (North to South)
- Blue Velvet
- Blue Velvet
- Blue Velvet - Lower