Discover the breathtaking Arizona landmarks, from the iconic Grand Canyon to historic mines and ancient petroglyphs.

Want to explore America's most beloved national parks and leave the car at home? Here are several national parks with easy ...

Tualatin River National Wildlife Refuge, shown on Oct. 9, 2024, is open year-round but many trails are closed October through ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. After a steep ...

Perseverance gained about 1,640 vertical feet during the epic climb on Mars, which took 3.5 months. NASA's Perseverance rover has finished an epic climb on Mars. The Perseverance rover crested the ...

NASA personnel are celebrating the news that its Perseverance rover has finally reached the top of the Mars’ Jezero Crater rim after a challenging climb that took three-and-a-half months to ...

hoping to reach what they call Lookout Hill on the crest of the crater rim. That drive has proved to be a slog. Perseverance has climbed steep slopes before and can drive across steep terrain even ...

The research focused on more than 200 mountain features scattered around the outskirts of the basin that the team thought may be remnants of the crater rim. When the cataloging and the mapping was ...

Crater Lake, is right in the middle of Crater Lake National Park, in Oregon, USA. What I expected to be "just another lake" turned out to be the most blue body of water I have ever seen.

Honolulu firefighters rescued a man in his 40s who suffered cardiac arrest while hiking up Koko Crater stairs trail on Wednesday evening. The Honolulu Fire Department received a 911 call at about ...