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Graben

Last modified by Driving Directions on 05/07/2025

A graben, or rift valley, forms when a block of Earth’s crust sinks between parallel faults, creating a depressed landform in tectonically active regions. For a detailed description, click on the article title.

Google Maps™ Driving Directions (Home) » Glossary

Grand Canyon

Last modified by Driving Directions on 05/07/2025

The Grand Canyon, carved by the Colorado River over millions of years, is an iconic Arizona landmark attracting millions with its immense scale and natural beauty. For a detailed description, click on the article title.