Check out our new video Science Wednesday. This one explores the volcanic features of northern Arizona. Also featured is Humphreys Peak, Arizona’s highpoint at 12,633 feet. While Ricardo climbed it back in 1999, this was Ulyana’s 20th state highpoint, climbed on May 15, 2019 with friends and colleagues from the International Institute for Astronautical Sciences.
Volcanoes in Arizona? – December 1, 2021
