Grand Canyon Parks Service Takes to Social Media with Warnings of Extreme June Heat Grand Canyon is an unforgiving environment. The heat inside the canyon can cause shoes to come apart, and heavy hiking boots can trap sweat and lead to painful blisters. Before setting off on a hike, understand the limitations of yourself and your gear. https://t.co/PLebJv4uTz pic.twitter.com/fvB4DgHcl2 โ Grand Canyon NPS (@GrandCanyonNPS) June 22, 2020 https://platform.twitter.com/widgets.js Summer temperatures in Grand Canyon National […] Elliot Levey | June 30, 2020 0 Comments