Routes
- Troi da li Tea - mtb, network lcn, 5.6 km, ascent 188 m, descent 62 m
- Trois Vallées - mtb, network lcn, operator Fédération française de cyclotourisme - Finistère
- Trojak Czerwona - mtb, network rcn, operator Singletrack Glacenis
- Trojak Niebieska - mtb, network rcn, operator Singletrack Glacenis, 3.1 km, ascent 10 m, descent 156 m
- Trójka - mtb, 0.5 km, ascent 2 m, descent 52 m
- Trolden - mtb
- Troldhøjsporet Blå - mtb singletrail, network lcn, 3.7 km, ascent 26 m, descent 26 m
- Troll Skog - mtb, 0.6 km, ascent 6 m, descent 31 m
- Trollbergsbacken - mtb crosscountry, 1.2 km, ascent 119 m, descent 0 m
- Trolley Trail - mtb, network lcn
- Trolls Trail - mtb, 0.3 km, ascent 2 m, descent 0 m
- Trolls Trail Connector - mtb, ascent 0 m, descent 0 m
- Trollstigen - mtb, 2.5 km, ascent 26 m, descent 26 m
- Troop 30 Trail - mtb, network lcn, 1.1 km, ascent 8 m, descent 10 m
- Troppbergstrecke 1 - mtb, network lcn
- Troppbergstrecke 2 - mtb, network lcn, 22.2 km, ascent 531 m, descent 530 m
- Troppbergstrecke 3 - mtb, network lcn, 19.5 km, ascent 444 m, descent 443 m
- True Pace - mtb crosscountry, 16.8 km, ascent 146 m, descent 148 m
- Trulsrunden - mtb
- Trun - mtb
- Truoi del Cinghiale - mtb, operator Ornedo Sport, 2.4 km, ascent 0 m, descent 278 m
- Truoi del Colle - mtb, operator Ornedo Sport, 1 km, ascent 0 m, descent 89 m
- Truoi dell'Alieno - mtb, operator Ornedo Sport, 0.7 km, ascent 0 m, descent 43 m
- Try Not Do - mtb crosscountry, 0.2 km, ascent 1 m, descent 2 m
- Tryssjöbergsrundan - mtb
- Trzy Jawory - mtb, network lcn, 7.3 km, ascent 172 m, descent 171 m
- Tschabitscher Runde-Weissensee - mtb, network lcn, operator Weissensee Information
- Tscharnoz Bike - mtb, network lcn, operator Mountainbikeland Schweiz, 13.8 km, ascent 815 m, descent 813 m
- Tsing Fai Tong section - mtb, operator A.F.C.D., 5.2 km, ascent 354 m, descent 298 m
- Tsing Lung Tau Section - mtb, operator AFCD, 3.8 km, ascent 132 m, descent 168 m
- Tsuga Daddy - mtb, network rcn
- TT Bunkr trail - mtb allmountain, 3.8 km, ascent 26 m, descent 260 m
- TT Modřínový trail - mtb allmountain, 2.5 km, ascent 16 m, descent 168 m
- TT Panská cesta - mtb crosscountry, 4.1 km, ascent 102 m, descent 124 m
- TT Panský stoupák - mtb allmountain, 2.1 km, ascent 180 m, descent 5 m
- TT Trail pod Jeskyňkou - mtb allmountain, 1.2 km, ascent 154 m, descent 0 m
- Tubo Zincato - mtb, 0.9 km, ascent 25 m, descent 89 m
- Tubož - mtb, network lcn, operator Kokořínské stezky z.s., 2.2 km, ascent 54 m, descent 5 m
- Tuca - mtb, network rcn, operator Centre BTT la Val d'Aran, 13.1 km, ascent 694 m, descent 694 m
- Tufers-Übersaxen-Dünser Älpele - mtb
- Tuftlalm - Lermoos - mtb, network lcn, operator Land Tirol, 4.8 km, ascent 0 m, descent 478 m
- Tuhoto Ariki - mtb crosscountry, 3.5 km, ascent 80 m, descent 174 m
- Tuixén-Coll del port - mtb, network rcn, operator Centre BTT Seu d'Urgell, 27.7 km, ascent 1657 m, descent 1647 m
- Tuixén-Molí de Fòrnols - mtb, network rcn, operator Centre BTT Seu d'Urgell, 10.4 km, ascent 326 m, descent 310 m
- TulbaghMtbClub.co.za - mtb crosscountry, 9.7 km, ascent 252 m, descent 221 m
- Tulbingerkogelstrecke - mtb, 19.5 km, ascent 422 m, descent 422 m
- Tulfeinalm - Zirbensee - mtb, network lcn, operator Land Tirol
- Tully Flow Trail - mtb, 3.4 km, ascent 36 m, descent 22 m
- Tumnus Strikes Back - mtb, network Friends of Hurtwood, 0.6 km, ascent 0 m, descent 16 m
- Tuna Chunks - mtb allmountain, 0.4 km, ascent 18 m, descent 28 m
- Tungur - Esjumelar- Esjurætur - mtb crosscountry
- Tungvekteren - mtb
- Tunnel Point Loop - mtb crosscountry, 12.7 km, ascent 359 m, descent 365 m
- Tunnel Trail - mtb, 3.5 km, ascent 28 m, descent 51 m
- Tunnel Trail - mtb, 2 km, ascent 22 m, descent 65 m
- Tunnel Trail - mtb, 0.2 km, ascent 0 m, descent 7 m
- Tunnel Vision - mtb crosscountry, 2 km, ascent 62 m, descent 78 m
- Tunnel Vision - mtb crosscountry
- Tunnel Vision - mtb, network lcn, 40.8 km, ascent 919 m, descent 919 m
- Tunnel Vision-Downunder Connector - mtb, network lcn, 0.1 km, ascent 0 m, descent 5 m
- Tunnel X-Over - mtb crosscountry, 1.2 km, ascent 22 m, descent 25 m
- Túra a naprendszerben - MTB - mtb, network rcn
- Turbulence - mtb allmountain, 1.4 km, ascent 94 m, descent 7 m
- Turkey Run Loop Trail - mtb
- Turkey Trail - mtb, 1.6 km, ascent 19 m, descent 19 m
- Turman Trail - mtb, network lcn, 1.2 km, ascent 90 m, descent 33 m
- Turner Hill trail - mtb crosscountry, network lcn, 11.3 km, ascent 174 m, descent 175 m
- Turtle Head Trail - mtb, network lcn, 0.6 km, ascent 32 m, descent 8 m
- Tusenfallet - mtb crosscountry, 0.4 km, ascent 1 m, descent 14 m
- Tusenslingan - mtb crosscountry, 0.9 km, ascent 20 m, descent 20 m
- Tusks Connector - mtb, 0.3 km, ascent 16 m, descent 0 m
- Tussen Hei en Hageland Blauw - mtb crosscountry, 26.1 km, ascent 192 m, descent 192 m
- Tussen Hei en Hageland Rood - mtb crosscountry, 17.8 km, ascent 384 m, descent 380 m
- Tūtaepatu Trail - mtb, network rcn, 6.2 km, ascent 24 m, descent 22 m
- TutTut - mtb, 0.6 km, ascent 1 m, descent 65 m
- Tuxerjoch - mtb crosscountry, operator Tirol, 8.9 km, ascent 862 m, descent 19 m
- Tuxerjoch Trail - mtb, 4.7 km, ascent 602 m, descent 19 m
- Tuxerjoch Weg - mtb, 1.8 km, ascent 0 m, descent 116 m
- Tversted MTB - mtb singletrack, network lcn, 9 km, ascent 44 m, descent 43 m
- Tvorup - mtb
- Tvrđava i lanterna - mtb, network lcn, 10.5 km, ascent 112 m, descent 109 m
- Tweety Bird - mtb, network lcn, 2.8 km, ascent 71 m, descent 63 m
- Twin Bridges Trail - mtb crosscountry, 2.1 km, ascent 12 m, descent 102 m
- Twin Oaks - mtb, 1.8 km, ascent 53 m, descent 6 m
- Twin Peaks Loop - mtb, 7.9 km, ascent 231 m, descent 231 m
- Twinn Track - mtb crosscountry
- Twisk section - mtb, operator A.F.C.D.
- Twisted Branch Loop - mtb, 3.3 km, ascent 31 m, descent 28 m
- Twisted Sister - mtb crosscountry, 1.1 km, ascent 57 m, descent 12 m
- Twister - mtb allmountain, 3.9 km, ascent 45 m, descent 271 m
- Two Dogs - mtb, 1.2 km, ascent 29 m, descent 2 m
- Two Lochs trail - mtb crosscountry, 0.2 km, ascent 6 m, descent 0 m
- Two Mountains - mtb, operator Trailcenter Rabenberg, 13.7 km, ascent 408 m, descent 405 m
- Twrch Trail - mtb crosscountry
- Txangoa - Roncesvalles - mtb, network rcn, operator Centro BTT "Selva de Irati"
- U Podnóża Wysokiego Grzbietu - mtb, network lcn, 33.1 km, ascent 608 m, descent 608 m
- U Vojtěcha - mtb singletrack, operator lazza, 0.5 km, ascent 0 m, descent 56 m
- U-Con - mtb, 1.3 km, ascent 4 m, descent 109 m
- U-rampy - mtb, network rcn, 1.3 km, ascent 7 m, descent 58 m
- UA1 - mtb, network lcn, 22.8 km, ascent 310 m, descent 312 m