Routes
- BTT 15 Circuito BTT competición de Quicena - mtb, network rcn, 15.2 km, ascent 368 m, descent 368 m
- BTT 16 Sierra de Loarre y Reino de los Mallos - mtb, network rcn, 61.7 km, ascent 2483 m, descent 2479 m
- BTT 17 Sierra Caballera y valle del Garona - mtb, network rcn, 69.6 km, ascent 2931 m, descent 2931 m
- BTT 21: Salardú - Prüedo - Arties - Salardú - mtb, network rcn
- BTT 3 Ciudad Encantada - mtb, 0.6 km, ascent 0 m, descent 8 m
- BTT 7 Majaelrayo - mtb, 5.4 km, ascent 160 m, descent 306 m
- BTT Canelas - mtb allmountain
- Btt Comado - mtb crosscountry
- BTT El Campichuelo - mtb
- BTT la Selva - 1. Puig de Cadiretes - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 11. El Soler - mtb, network lcn, operator Centre BTT la Selva, 18.3 km, ascent 779 m, descent 778 m
- BTT la Selva - 12. Les Ermites - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 13. Les Planes - Joanet - mtb, network lcn, operator Centre BTT la Selva, 15.7 km, ascent 549 m, descent 550 m
- BTT la Selva - 14. Camps de l'Onyar - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 15. Sant Maurici - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 16. Crosa de Sant Dalmai - mtb, network lcn, operator Centre BTT la Selva, 14.1 km, ascent 102 m, descent 103 m
- BTT la Selva - 2. Les Planes de l'Aromir - mtb, network lcn, operator Centre BTT la Selva, 14.8 km, ascent 935 m, descent 938 m
- BTT la Selva - 3. Aiguafina - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 4. Sant Pere del Bosc - mtb, network lcn, operator Centre BTT la Selva, 12.4 km, ascent 238 m, descent 237 m
- BTT la Selva - 6. El Vilar - mtb, network lcn, operator Centre BTT la Selva, 8.3 km, ascent 201 m, descent 201 m
- BTT la Selva - 7. Blanes - mtb, network lcn, operator Centre BTT la Selva, 4.5 km, ascent 115 m, descent 113 m
- BTT la Selva - 8. Vallcanera-Serramagra - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - 9. Estany de Sils - mtb, network lcn, operator Centre BTT la Selva, 10 km, ascent 58 m, descent 56 m
- BTT la Selva - Circular Centre - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - Circular Nord - mtb, network lcn, operator Centre BTT la Selva
- BTT la Selva - Circular Sud - mtb, network lcn, operator Centre BTT la Selva
- Btt Marraxon - mtb crosscountry
- Btt Mondigo - mtb crosscountry, network lcn
- Btt S. A. Teixido - mtb, network lcn
- BTT teamzener - mtb allmountain
- BTT3 - mtb, 27.5 km, ascent 529 m, descent 521 m
- BTtralhos singletracks - mtb
- Bü 1 - mtb, network lcn, operator TV Bürgstadt.
- Bubba's Woods Mountain Bike Trail - mtb, network lcn
- Buca del Bandito - mtb allmountain, 5.2 km, ascent 200 m, descent 428 m
- Buca del Lupo - mtb freeride, network lwn, operator Roveta MTB Trail Center, 1.2 km, ascent 75 m, descent 31 m
- Buchau-Gramai-Gernalm - mtb, network mtb
- Buchsteinrunde - mtb, network rcn, operator Tourismusverband Gesäuse, 140 km, ascent 4419 m, descent 4416 m
- Buchtal-Trail - mtb, operator Wienerwald Tourismus, 3 km, ascent 12 m, descent 329 m
- Buckhorn Trail - mtb, 3.8 km, ascent 314 m, descent 38 m
- Buckingham Cutoff - mtb, network lcn, 0.1 km, ascent 0 m, descent 9 m
- Buckle Down - mtb crosscountry, 0.3 km, ascent 0 m, descent 12 m
- Buckshot - mtb crosscountry, 0.5 km, ascent 8 m, descent 0 m
- BUDELLO - mtb freeride, 0.9 km, ascent 29 m, descent 142 m
- Buffalo Burn - mtb crosscountry, 2.8 km, ascent 21 m, descent 59 m
- Bugangue-Labaig - mtb, network lcn
- Buhlbach-Trail - mtb, network lcn, 2.4 km, ascent 192 m, descent 60 m
- Bukkebergrunden - mtb
- Bukkerittet - mtb
- Bükkfensík koronája mtb - mtb, network rcn
- Bukový - mtb singletrack, operator Trail of Life Bílé Karpaty z.s., 1.9 km, ascent 5 m, descent 111 m
- Bukowa - mtb, 1.4 km, ascent 17 m, descent 135 m
- Buktenbanan - mtb, network lcn, operator Bukten MTB
- Bull Run - mtb allmountain
- Bull Run Trail - mtb, 1 km, ascent 31 m, descent 21 m
- Buller Epic - mtb
- Bullet - mtb, 0.2 km, ascent 14 m, descent 4 m
- Bullethead - mtb singletrack, network Friends of Hurtwood, 0.7 km, ascent 0 m, descent 38 m
- Buma-Bia-Strecke - mtb, network lcn, 25.2 km, ascent 596 m, descent 597 m
- Bunja Small Stone Shelters - mtb, network lcn
- Bunker - mtb, 0.7 km, ascent 24 m, descent 124 m
- Bunker Trail - mtb, 3.8 km, ascent 538 m, descent 49 m
- Burchfield MTB Loop - mtb crosscountry
- Burdinzokoa - mtb, network rcn, operator Centro BTT "Selva de Irati"
- Burg Tour - Nr. 13 - mtb, 16.3 km, ascent 409 m, descent 409 m
- Burgblick - mtb, operator Fremdenverkehrsgemeinschaft Schwäbischer Wald e.V.
- Burgeralm-Spielbergalm - mtb crosscountry, operator Tirol, 5.6 km, ascent 28 m, descent 483 m
- Bürgerberg-Rossbrand-Runde - mtb, network lcn, operator SalzburgerLandTourismus, 23 km, ascent 957 m, descent 956 m
- Burin - mtb, 0.8 km, ascent 9 m, descent 8 m
- Burlington - mtb crosscountry
- Burnaby Mountain Bike Trails - mtb allmountain
- Burning Bike - mtb, operator Schweinfurt Oberland
- Burnpile - mtb, 1.2 km, ascent 90 m, descent 22 m
- Burns Arboretum Loop Trail - mtb, network lcn
- Burnt Mill Trail (red0 - mtb, network lcn, 18.8 km, ascent 20 m, descent 22 m
- Bursaria Loop - mtb
- Bus-A-Move - mtb
- Bush Push Connector - mtb, network lcn, operator US:AR:Bentonville, 0.1 km, ascent 0 m, descent 4 m
- Butano - mtb, 10 km, ascent 64 m, descent 652 m
- Bute Cycle Network - mtb
- Buzet-Sovimont - mtb, network lcn, 8.6 km, ascent 146 m, descent 138 m
- Buzzard - mtb crosscountry, 1.2 km, ascent 16 m, descent 71 m
- Buzzard Lagoon - mtb, 6.6 km, ascent 140 m, descent 302 m
- BV AoG Connector - mtb, network lcn, operator US:AR:Bella Vista, 0.1 km, ascent 0 m, descent 2 m
- Byers Back Track - mtb crosscountry
- Bygholm Sø MTB Spor - mtb
- Byn-Örvattnet - mtb, 36 km, ascent 485 m, descent 483 m
- Bypass Trail - mtb crosscountry, 1.8 km, ascent 38 m, descent 41 m
- Byrundan - mtb crosscountry, 9.9 km, ascent 82 m, descent 82 m
- Bystry - mtb allmountain, 2.2 km, ascent 108 m, descent 106 m
- C Line - mtb
- C.A.B. Trail - mtb singletrack
- C1 Line - mtb, 0.5 km, ascent 4 m, descent 17 m
- Cà Bianca - mtb, network lcn, operator Finale Outdoor Region, 2.1 km, ascent 26 m, descent 230 m
- Cà Del Vacchè - mtb enduro, network lcn, operator Finale Outdoor Region, 2.6 km, ascent 79 m, descent 256 m
- Cà du Puncin - mtb, network lcn, operator Finale Outdoor Region, 1.7 km, ascent 139 m, descent 0 m
- Ca' Bertacchi-Tabiano-Cà Nova-Bernaga - mtb, 4.7 km, ascent 23 m, descent 290 m
- Cabane d'Ichéus VTT asp44 - mtb, network lwn, operator Communauté de Communes du Haut-Béarn, 9 km, ascent 570 m, descent 530 m
- Cabane Neuve - mtb allmountain, 2.3 km, ascent 72 m, descent 6 m
- Cabin John Trail - mtb, network lcn