Whether you're a novice or experienced hiker, AllTrails is a great tool to have on your phone. Here are my favorite features of this popular outdoor app.

The teenager began to hallucinate, claiming to see 'snowmen and Kermit the Frog', before walking towards the edge of the ...

It is unclear whether the father and son reached the summit, but any travelers reaching altitudes of 8,000 feet — sometimes lower — are susceptible to altitude sickness and symptoms.

Zane Wach, 14, left, began hallucinating before stepping off a 120-foot cliff while hiking with his father, seen right.

Ryan Wach said his son Zane Wach, 14, experienced altitude sickness while climbing California's Mount Whitney and seemed to ...

The health update comes after the 14-year-old walked off the edge of Mount Whitney while hoking with his father after ...

A beloved teen and competitive swimmer at Hart High School in Santa Clarita was surrounded by messages of love and support on ...