Many popular hiking trails throughout the Valley were closed on Mother's Day and for the next few days due to an extreme heat warning issued by the National Weather Service office in Phoenix.

Arizona is known for its hiking, and more national rankings are proving it. Three Arizona hikes recently made a list of the 10 most beloved hikes in the United States from outdoor apparel brand KÜHL.

Arizona is often pegged as one big desert. Yes, you’ll find saguaro in the Grand Canyon State, and vistas sprinkled with prickly pear—but you’ll also find forested mineral-spring oases, snow-topped ...

A group of 13 hikers were rescued from an Arizona trail Friday morning amid scorching heat, with a helicopter used to airlift one 10-year-old to the hospital, according to authorities. An 18-month-old ...

Over seven weeks this fall, Arizona Republic climate reporter Joan Meiners is biking the length of the 850-mile Arizona Trail from Utah to Mexico to report on how climate change is affecting the state ...

Add Yahoo as a preferred source to see more of our stories on Google. Arizona is known for its hiking, and more national rankings are proving it. Three Arizona hikes recently made a list of the 10 ...