Yes, its called Valles Marineris
Presently the largest canyon system discovered so far is on Mars and is called Valles Marineris, it extends over 3,000 kilometers long, spans as much as 600 kilometers across, and delves as much as 8 kilometers deep
have you not seen its giant balls?
the grand canyon
mars is a terrestrial planet or an inner planet
Yes. Mars has gigantic valleys. The greatest is the Valles Marineris, which makes the Grand Canyon look tiny.See related link for more information
The answer is: Grand Canyon
Valles Marineris
Yes
It is a great canyon, and a great whitewater site, but the Grand Canyon is a spectacular giant by comparison.
Mars is a terrestrial planet, not a gas giant. Mars is a terrestrial planet because the majority of it is rock, not gas.
No. There are, however, giant volcanoes on Mars.
Yes, Mars has many mountains and canyons. Check out Valles Marineris, a huge canyon on the planets surface, with many smaller canyons and valleys around it.
Olympus Mons is the largest volcano in our solar system. Valles Marineris is the longest, deepest canyon in our solar system. Both of these are on Mars.
The Great Canyon of Yarlung Tsangpo River, located in Tibet is the largest canyon on Earth, but the largest known canyon is Valles Marineris, located on Mars.
Mars
Presently the largest canyon system discovered so far is on Mars and is called Valles Marineris, it extends over 3,000 kilometers long, spans as much as 600 kilometers across, and delves as much as 8 kilometers deep
Mars