With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

If you love the outdoors, Montana has so much to offer, from hiking and camping to skiing and fishing. It's also an excellent place to go on a dinosaur dig, learn about the history of its inhabitants ...

There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or Carlsbad Caverns.

Growing up, Ho Kwon Ping didn't think he'd become a businessman, let alone a hotel tycoon. "I had not always wanted to be an entrepreneur," he told CNBC Make It. "It's just that the few times ...

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GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...

At 50 feet, he encountered ... he’d ride to the Mammoth Cave Hotel with his father, Lee, and sell tourists rocks and arrowheads he had found underground. By 10, he had dropped out of school and was ...

GRAND CANYON NATIONAL PARK, Ariz. – A chlorine gas leak at Grand Canyon National Park’s main water supply has forced park officials to close all inner canyon corridor trails. Officials said the leak ...

It’s impossible to determine how high those lava fountains could reach, but the HVO said that prior episodes produced fountains more than 200 feet high that lasted up to 24 hours. Kilauea is one ...

Trails in Grand Canyon National Park were closed due to a chlorine gas leak. Chlorine is used as a disinfectant in the Roaring Springs area of the park. The trails have since reopened NORTH RIM ...

At the time of its most recent update on Wednesday, the HVO said that about 10% of the floor of Halema’uma’u had been covered with new lava, and based on video, the lava fountain appeared to be about ...