https://www.upworthy.com/tree-mountain-living-work-of-art-v2/
'Tree Mountain' is a man-made forest designed by Agnes Denes - Upworthy
Feb 18, 2026 - "Tree Mountain" is a giant man-made forest in Finland, designed by prolific artist Agnes Denes. "Tree Mountain" consists of 11,000 trees planted by 11,000...
man made forest