K
- Kinneret Circle
- Kinsman Ridge
- Kintla Lake to Bowman Lake
- Kirk Fell / Pillar Climbers/High Level Traverse
- Kirkjufell
- Kirribilli to Balls Head Reserve Return
- Kit Carson Pass
- Kit Carson Peak via East Ridge
- Kitchen Wall
- Kitchen Wall Traverse (Fun Version)
- Kitsuma then Heartbreak
- Kitzalpbike ultra 2020
- Kiwi Flats
- Kizart village to Son Kul
- Kjólsvík - Víknaslóðir
- KKR 2023
- Kľak a okolo Rovných skál
- Kleinberg trail
- Kleine kreuzspitze
- Kleine Löffelspitze
- Klettersteig Piz Trovat I
- Klettersteig Resgia Teil I II
- Klondike Mountain
- Kloster Ettal - Kulturmeile Ammergauer Alpen
- Knappensteig Loop
- Knappensteigrunde - FKT Austria
- Knappen - Stor-Elvdal
- Knott & NW Skiddaw range
- Knudsenrenna
- Knutshøe
- Kobåset: Bananrännan
- Kobåset: Första Skålen
- Kobilica
- Kobi / Sadzele spine Line
- Kodachadri peak hike
- Kodiak50K 2023
- Kogelberg to Harold Porter
- Kokanee Peak N
- Kolun Bastak
- Komakiá Loop Trail on Naxos
- Konec ceste na Pokljuki - Kredarica - Triglav
- Kongsvoll til Isfjorden
- Kong Ultra Short Course
- Königskogel
- Königsstuhl Nordrinne
- Konjushka Peak
- Konnag
- Kon Nag from Chandanwaari
- Konsar
- Korab Summit △2,764m
- Korenjščica
- Koruna Peak from Lake Pedder via Islet Lake
- Koser Gunge - Skardu
- Kostandovo - Mel - Ushite
- Kostandovo Train station - Alkov Kamak - Tsepina fortress
- Kotagil gorge, Northwest Iceland
- Kotalmjoch from Achensee 12.5km / 1240hm / 4-4.30 hrs
- KoulackChal & Spilet Summit
- Koulack Chal Summit
- koustogerako-agrimochorapha-seli-toumpas-telos-dromou
- Koustogérako - Polyphemus Cave - Soúgia
- Kråkvasstinden
- Krali Marko
- Kreuzjoch from Brenner
- Kriegerhorn
- Kristi
- KRISTINARTINDAR
- Krnovo - Gackove Grede - Lukavica Ski Tour
- Krokodilberg Route
- Krolifjellet couloir
- Kronfjell
- Kronio Skyrace 2024
- Kronio Skyrace 2024 (ISF certified)
- Kronio Ultra 55k race
- Kruger 2 Canyon Day 1 Route
- Kühkranz
- Kungsleden northbound
- KV + Dorénaz
- Kvitingatn
- Kvitingatn 1426 moh (også kalt Kvitingane)