Come explore the basalt columns at Devils Postpile, a great day trip near Mammoth Mountain in California. On the blog today, I'm sharing hiking info, instagrammable photography, and some of the geological background on this natural wonder that was once part of Yosemite National Park.

California, Mountains, National Parks, Eastern SierraDawn MarieOctober 21, 2019mammoth lakes, mammoth, national park, national parks, highway 395, postpile, geology, devils postpile, yosemite, hikingComment