Routes
- Kohlerkapelle-Flaurlinger Alm - mtb, operator Land Tirol, 8.4 km, ascent 0 m, descent 952 m
- Kohltal Trail - mtb, 0.5 km, ascent 0 m, descent 45 m
- Kojori - Borbalo - mtb, 12.4 km, ascent 177 m, descent 843 m
- Kokkokankaan kaarto - Köykkyrin retkireitistö - mtb
- Kokoda - mtb, 0.3 km, ascent 6 m, descent 0 m
- Kokoda - mtb, 0.4 km, ascent 2 m, descent 14 m
- Kokopelli's Trail - mtb allmountain
- Kokostezka - Bezděz, Houska - mtb, 5.5 km, ascent 93 m, descent 77 m
- Kokostezka - základní - mtb, network lcn, operator Kokořínské stezky z.s., 34.3 km, ascent 870 m, descent 875 m
- Kolber - mtb crosscountry, operator Tirol
- Koldkær Skoven - mtb, network lcn, 2.4 km, ascent 15 m, descent 14 m
- Kolem golema - mtb, network lcn, operator Kokořínské stezky z.s., 1.6 km, ascent 12 m, descent 75 m
- Kolem hradu - mtb, network lcn, operator Kokořínské stezky z.s., 3.9 km, ascent 138 m, descent 108 m
- Kolem přírodního divadla - mtb, network lcn, operator Kokořínské stezky z.s., 1.2 km, ascent 0 m, descent 46 m
- Kolem Supí hory - mtb, network lcn, operator Kokořínské stezky z.s., 2.7 km, ascent 33 m, descent 48 m
- Kolem Vidimi - mtb, network lcn, operator Kokořínské stezky z.s., 10.3 km, ascent 256 m, descent 273 m
- Kolesarska pot po Menišiji - mtb, network lcn, 13.4 km, ascent 302 m, descent 198 m
- Kollerup Plange MTB Trail - mtb singletrack, network lcn, 7.1 km, ascent 89 m, descent 90 m
- Kolmhaus - mtb crosscountry, operator Tirol, 6.7 km, ascent 43 m, descent 788 m
- Kolonieroute Groen - mtb crosscountry, 24.4 km, ascent 52 m, descent 53 m
- Kolonieroute Rood - mtb crosscountry, 30.4 km, ascent 62 m, descent 62 m
- Kolorowe Jeziorka Pętla - mtb, network lcn
- Komárka - mtb
- Komatrautrail - mtb downhill, 1.1 km, ascent 0 m, descent 242 m
- Kominík - mtb, network lcn, operator Kokořínské stezky z.s., 0.5 km, ascent 2 m, descent 64 m
- Kömmeltour - mtb, network rcn, 32.5 km, ascent 694 m, descent 693 m
- Komperdell Tour - mtb
- Kompleks naturalnych tras rowerowych w Solcu Kujawskim - mtb, network lcn, 1.4 km, ascent 7 m, descent 7 m
- Kompleks naturalnych tras rowerowych w Solcu Kujawskim - mtb, network lcn, 0.3 km, ascent 1 m, descent 1 m
- Kompleks naturalnych tras rowerowych w Solcu Kujawskim - mtb, network lcn, 0.7 km, ascent 4 m, descent 4 m
- Kongernes Nordsjælland - mtb, network lcn, 27.4 km, ascent 206 m, descent 207 m
- Kongshøj Skov Børne MTB Trail - mtb singletrack, network lcn, 0.4 km, ascent 8 m, descent 8 m
- Kongshøj Skov MTB Trail - mtb singletrack, network lcn
- König Serles - mtb, network mtb
- Königs-Tour - mtb, network lcn, operator Geo-Naturpark Neckartal-Odenwald
- Königslehen Runde - mtb, operator SalzburgerLandTourismus, 13.3 km, ascent 438 m, descent 438 m
- Königsleiten - mtb, network lcn, 2.4 km, ascent 92 m, descent 2 m
- Konjic-Boračko Jezero-Glavatičevo - mtb allmountain, 24.7 km, ascent 891 m, descent 918 m
- Konjska smrt - mtb, network lcn, 0.4 km, ascent 0 m, descent 72 m
- Konstanzer Hütte - Schönverwallhütte - mtb crosscountry, operator Tirol
- Kontionpolut (mtb) - mtb, network rcn, operator Kontiolahden kunta
- Koo (Rimóc - Hollókő) - mtb, network rcn, 6.7 km, ascent 135 m, descent 20 m
- Koo Bélapátfalva - Mária-bánya MTB út - mtb, 6 km, ascent 125 m, descent 301 m
- Kope - mtb, network lcn, 36.4 km, ascent 1068 m, descent 1068 m
- Kopeinrunde - mtb, 14.8 km, ascent 269 m, descent 269 m
- Kopparn - mtb crosscountry, 4.8 km, ascent 207 m, descent 166 m
- Korchi trail - mtb, 5.2 km, ascent 45 m, descent 20 m
- Koreňovka - mtb, 2 km, ascent 146 m, descent 100 m
- Korer Trail - mtb freeride, 0.8 km, ascent 0 m, descent 173 m
- Körner - mtb trail, network lcn, 0.7 km, ascent 44 m, descent 2 m
- Kornyn lake trail - mtb, network lcn, 9.4 km, ascent 18 m, descent 15 m
- Kortessem Blauw - mtb crosscountry
- Korvínov Trail - mtb downhill, network lcn, operator Hornonitrianske stopy, 0.8 km, ascent 1 m, descent 58 m
- Košiarsky - mtb, network lcn, 0.8 km, ascent 41 m, descent 0 m
- Kösseine - mtb crosscountry, network rcn
- Košuta - mtb, network lcn, 4.7 km, ascent 188 m, descent 137 m
- Kottabergsrundan - mtb, 3.8 km, ascent 70 m, descent 70 m
- Koutíkův sen - mtb, operator Areál Kouty
- Kowalski's Beer Garden - mtb allmountain, 1.1 km, ascent 20 m, descent 40 m
- Kowalski's Sideshow - mtb allmountain
- Kozí trail - mtb allmountain, operator Trutnov Trails, 4 km, ascent 12 m, descent 162 m
- Kozinec Trail - mtb, 1.1 km, ascent 2 m, descent 105 m
- Kozinski trail - mtb, 2.2 km, ascent 5 m, descent 3 m
- Kraftgatan - mtb, 0.6 km, ascent 0 m, descent 89 m
- Kragenalm - mtb, operator Tirol, 11.8 km, ascent 864 m, descent 510 m
- Krahberg Süd - mtb, operator Land Tirol
- Krake - mtb, 0.9 km, ascent 2 m, descent 70 m
- Krake langer Tentakel - mtb, 1 km, ascent 0 m, descent 125 m
- Kráľovská stopa - mtb, network lcn, 1.3 km, ascent 3 m, descent 244 m
- Kráľovský - mtb, network lcn, 1.1 km, ascent 0 m, descent 156 m
- Krama vägen - mtb, 0.7 km, ascent 5 m, descent 2 m
- Kranzhorn - mtb crosscountry, operator Tirol, 7.9 km, ascent 771 m, descent 7 m
- Krapfenwaldl-Uphill - mtb, operator Wienerwald Torurismus
- Krasňanský trail - mtb, network lcn, operator OZ Pedál
- Kratzer - mtb, network lcn, operator Land Tirol, 2.8 km, ascent 54 m, descent 42 m
- Krauste Linde Trail - mtb, operator Wienerwald Tourismus, 0.7 km, ascent 0 m, descent 27 m
- Krautried - mtb, operator Land Tirol, 3.3 km, ascent 336 m, descent 5 m
- Kreistenalm-Runde - mtb, network lcn
- Kreitheralmweg - mtb, network mtb, operator Tirol, 3.8 km, ascent 491 m, descent 3 m
- Kręta - mtb, 0.6 km, ascent 3 m, descent 52 m
- Kreuzberg Strecke - mtb, network rcn
- Kreuzjoch - mtb crosscountry, network lcn, operator Land Tirol
- Kreuzmoos Trail - mtb freeride, operator 3Länder Enduro Trails, 1.3 km, ascent 1 m, descent 166 m
- Kreuzweg - mtb crosscountry, operator Tirol
- Kreuzweg - Neumühle - mtb, network lcn, 2.9 km, ascent 23 m, descent 211 m
- Kreuzwiesenalm - mtb crosscountry, operator Tirol, 6.2 km, ascent 1 m, descent 650 m
- Kristallhütte-Wedelhütte - mtb crosscountry, operator Tirol
- Kristberg - Sonnenkopf - mtb, 30.2 km, ascent 1146 m, descent 1144 m
- Kristeinertal - mtb, network rcn, 10.1 km, ascent 875 m, descent 1 m
- Kristin - mtb downhill, 0.9 km, ascent 0 m, descent 146 m
- Križovský trail - mtb, 1.9 km, ascent 137 m, descent 2 m
- Kroken (grön) - mtb, network lcn, 4.3 km, ascent 39 m, descent 32 m
- Kronoparkspåret - mtb, 5.6 km, ascent 67 m, descent 66 m
- Krößbach - Bichlhof - Milders - mtb crosscountry, operator Tirol
- Krummbachtal - mtb crosscountry, operator Tirol
- Krummholz Runde - mtb, operator Gemeinde Haus im Ennstal
- Krün - Vorderriß - mtb
- Kryuchok trail - mtb, network lcn
- KSK Cykelspår 10 km - mtb, network lcn, operator Kinnaströms Sportklubb, 10.1 km, ascent 125 m, descent 124 m
- KSK Cykelspår 18 km - mtb, network lcn, operator Kinnaströms Sportklubb, 19.2 km, ascent 210 m, descent 208 m