65.0800°N, 35.7000°E.
Bolshoy Solovetsky Island Labyrinths (Cape of Hearth) is a prehistoric or medieval stone-formation labyrinth in Arkhangelsk Oblast, Solovetsky Islands, Russia. The design is a classical 7circuit layout with 7 circuits, 8 walls, built of stone. Documented age: Unknown, possibly prehistoric. The site contains 3 individual labyrinths in a single cluster. Current condition: restored. The stone labyrinths at Cape of Hearth (Bolshoy Solovetsky Island) were destroyed during the Gulag era in the 1930s when the archipelago served as the Soviet Union's first concentration camp. Documentation sources: UNESCO WHS. A figure that resolves into a single unbroken line when traced from edge to centre and back.
The labyrinth is one of several hundred sites of this type catalogued globally; each preserves the same unicursal walking-pattern with regional variation in scale, material, and date.