The Grand Canyon is consistently the most famous — and most crowded — tourist attraction near Flagstaff. Of course, the iconic canyon is large enough to offer hidden treasures, like the Grand ...

Waking up near the rim of the Grand Canyon, at the edge of a Yellowstone geyser or within view of a Hawaiian volcano are some of the highlights of these hotels in the USA.. Situated in or near ...

Only in Arizona: Now-dormant, but not extinct, the state's volcanic fields likely to reawaken at some ... there was another eruption near the north rim of The Grand Canyon in the Uinkaret volcanic ...

Dams are not just a 20th Century phenomenon in Grand Canyon. ... making it of comparable age to Sunset Crater near Flagstaff as the most recent volcanic features in Arizona.

This region contains two other major volcanoes, Pavonis Mons and Ascraeus Mons, and together the three dead peaks form a near-perfect line perpendicular to the planet's equator.

Dwarfing its Earthly counterpart, the Grand Canyon, the Martian feature is one of the larger canyons in the solar system. Characteristics Valles Marineris is a system of canyons that spans 2,500 ...

Mars is also home to Olympus Mons, the largest volcano in the Solar System. Arizona's Grand Canyon may be awe-inspiring, but it's just "a scratch" compared to the massive Valles Marineris Canyon ...