Hetch Hetchy Valley, early 1900s

Hetch Hetchy Valley, early 1900s

View across Hetch Hetchy Valley, early 1900s (before 1908), from the southwestern end, showing the Tuolumne River flowing through the lower portion of the valley prior to damming. Photo: wikipedia

Our Planet

Articles about the planet Earth and science You can check out Our Planet website's social media profiles by clicking on their icons.
'

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.