Summary How do you decide what is the biggest canyon; length, width, depth, surface area, volume. Unfortunatly, the biggest in each case you will never really get to see because they are either submerged under the ocean or the ice of Greenland. So if you want to see a canyon bigger than the Grand Canyon get our you telescope and look at the Valles Marineris on Mars which dwarfs anything here on Earth.
Directed : Unknown
Written : Unknown
Stars : Caelan Kelley
Genres : Documentary
Release date : Sep 30, 2020
Countries of origin : United States
Official sites : Nebula Channel Official YouTube Channel
Language : English
Production companies : Standard Broadcast
Summary How do you decide what is the biggest canyon; length, width, depth, surface area, volume. Unfortunatly, the biggest in each case you will never really get to see because they are either submerged under the ocean or the ice of Greenland. So if you want to see a canyon bigger than the Grand Canyon get our you telescope and look at the Valles Marineris on Mars which dwarfs anything here on Earth.
Genres : Documentary
Release date : Sep 30, 2020
Countries of origin : United States
Official sites : Nebula Channel Official YouTube Channel
Language : English
Production companies : Standard Broadcast
