The Crooked Forest

https://commons.wikimedia.org/wiki/File:Nowe_czarnowo-krzywy_las.jpeg
Image: Wikimedia Commons

Outside the village of Nowe Czarnowo in western Poland is a grove of 400 pine trees bent into curious crooked shapes. The surrounding trees are straight, but these were apparently deliberately bent north at their bases about 10 years after their planting in 1930. No one knows why.

(Thanks, Bullet.)