Authorities on Tuesday announced that the remains of 73-year-old hiker Thomas Irwin were located during an off-trail grid search at Mesa Verde National Park in Colorado following an exhaustive search and rescue operation that began more than a year ago.

The body of a 73-year-old hiker missing for over a year inside a Colorado national park was found off-trail, officials said. Photo by Yaroslav Muzychenko via Unsplash The body of a hiker missing inside a Colorado national park for over a year has been found,

His remains were found on Friday. MESA VERDE NATIONAL PARK, Colo. — Rangers have found the remains of a man who went missing in Mesa Verde National Park more than a year ago, according to the National Park Service (NPS).