12km advanced full Kruin loop at Mountain Sanctuary Park — the complete Magalies Monster race circuit through the privately owned nature reserve deep in the Magaliesberg, described as ‘not for the faint-hearted’ and the signature mountain singletrack challenge in North West Province.
10km advanced Kruin (Summit) Route at Mountain Sanctuary Park — a privately owned nature reserve deep in the Magaliesberg mountains that forms part of the Magalies Monster race circuit, with 12km of difficult mountain singletrack accessible on the full loop but the 10km Kruin option giving access to the summit terrain.