Mount Everest is covered in trash. Decades of climbing on the world’s highest mountain have turned it into a very tall garbage dump, strewn with rubbish, human waste and even bodies.

from https://www.cnn.com/2019/05/02/asia/mount-everest-trash-cleanup-scli-intl/index.html
https://cdn.cnn.com/cnnnext/dam/assets/190322182755-japan-youngest-climber-marin-minamiya-vision-00001603-large-169.jpg