Part of Ostrov - 3 - jižní část, Mrzák has 9 routes documented on climbing.place. Routes range from grade 4+ to 6-. Routes are listed below with grade, style, and community notes.
Common styles: Rock Climbing, Textile belay, Fixed belay, Route in shadow, Laid wall.
Rules
Nature Conservation: Climbing allowed all year round. Nature Conservation Document: Decision 2020, maps authority OP CHKO Kokořínsko1b
OVK: Use magnesium according to sandstone rules, first ascents only with the consent of the administrator.The ČHS rules for climbing in Bohemian sandstone areas apply.
- Chalk is banned.
- No metal protection (cams, nuts, pitons) – only slings, knots and textile "UFOs" between the rings.
- Climb on dry rock only – wet sandstone softens and breaks.
- Do not alter the rock surface.
- Abseil from the summit rings.
Parts of the area lie in Bohemian Switzerland National Park and the Elbe Sandstones Protected Landscape Area, where seasonal closures for nesting birds apply. Check the ČHS crag database before you go.
4+
St. C
From the edge or from the East to the wide ledge to the ring. Up the face diagonally … Rock Climbing Fixed belay Route in shadow +2
5+
Invalidní výstup
From the West edge over the overhang into the face and diagonally right to the ring. Up… Rock Climbing Textile belay
6-
Toulavé srdce
Center of the lower face, over the ring onto the ledge to the ring of the Old Route. Up… Rock Climbing
4+
J hrana
From the ring of the Upper Route, left to the edge and along it over the alcove to the… Rock Climbing
5
Náhorní cesta
From the saddle to the ring, up the crack to the horizontal notch and up the face to the… Rock Climbing
4+
Stará cesta - nástupová - var
From the edge directly, or on the right side of the lower face over the overhang and a… Rock Climbing
4+
Stará cesta - výstupová var
From the ring diagonally left to the 'clocks' near the NE edge, higher right to the… Rock Climbing
4+
Stará cesta - var
Traverse from the slope to the right to the wide ledge to the ring. Up the old route to… Rock Climbing