Placed in forests around Bordeaux, the Tronc Creux is a cylindrical shelter designed for hikers and outdoor adventurers.

French architects Bruit du frigo have built a series of cylindrical shelters around Bordeaux. Placed amongst the trees, the ‘Tronc Creux' are designed for hikers and outdoor adventurers.

The outdoor retreat is completely off the grid and its design resembles hollow logs to ensure the structures don't impose on their natural surroundings. Nine people can spend a night for free in the forest inside a Tronc Creux, although there is no light or water in the unusual location. Bruit du frigo writes:

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