In 1980, a Spanish factory worker began weaving riverside saplings together; by 2001, they formed a roughly 1.5-kilometre labyrinth beneath seven 100-foot towers

In 1980, Spanish factory worker Josep Pujiula i Vila began shaping young trees beside the Fluvià River in Catalonia. What began as a simple sapling shelter grew into a maze of tunnels, bridges, cabins and towers.

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