Geology & Earth Science  Tags: geology earth_science  

Table of Contents

• Earthquakes and Volcanoes
• Geological Surveys

Valles Marineris is the largest canyon on Mars. It is as long as the United States and spans about 20 percent (1/5) of the entire distance around Mars.

Depth: up to 7 km (4 mi)

Length: 4000 km (2500 mi)

Photo Source: NASA

• Dept. of Earth Science
  
• Institute for Crustal Studies
• Marine Science Institute