Step into the heart of one of Earth’s best-preserved impact sites—Arizona’s Meteor Crater. Formed over 50,000 years ago by a fiery space rock, this colossal landmark is a stunning reminder ...

(SPACE.com) -- The space rock that carved Meteor Crater in Arizona hit the planet much more slowly than astronomers once figured, but still 10 times faster than a rifle bullet. The new analysis ...

Two we’ll never forget are Meteor Crater Natural Landmark and Petrified Forest National Park. Towing our pull-behind camper through the Arizona desert, my husband, our adult son Ryan ...

Meteor Crater was created more than 50,000 years ago by a massive meteor strike near Winslow, Arizona. Visitors can experience the 550-foot-deep and nearly mile-wide cavity from an air-conditioned ...

which formed Meteor Crater in Arizona. The diamonds are sand-grain-sized, only hundredths of an inch across. Other crater-related diamonds are larger. In the 35-mile-wide Popigari crater in ...

Many of the meteoritic fragments around Arizona's Meteor Crater (and also three other meteorites) contain bits of diamond. These inclusions provide information on the history of the meteorites ...

All of that and more is possible during a visit to Arizona. The state is home to some of the most remarkable natural formations in North America, from massive meteorite impact sites to volcanic ...