During the past year, place names from the Grand Canyon have turned up on the surface of Mars. To find out why, author Scott ...

It's a vast system of chasms five times longer and 10 times wider than the Grand Canyon, and scientists think it formed in a similar way. Billions of years ago, Mars was warmer, and covered with ...

As for John Wesley Powell, sooner or later his legacy as conqueror of the Grand Canyon will be fully realized on the red planet. Mars has its own canyon, far grander than ours: Valles Marineris ...

The weight of Mars' gargantuan volcanic outpourings helped to create the planet's extreme version of our Grand Canyon. Vallis Marineris is an almighty gash in the crust 4,000 kilometres long and ...

The Grand Canyon in northern Arizona is listed as one ... there are places in the desert that make you feel like you’re on Mars, but the bright red rocks and unique formations in Sedona do ...

A variety of companies offer helicopter tours of the Grand Canyon, with many options departing from Grand Canyon National Park Airport (located in Tusayan) and most Las Vegas hotels. Read on to ...