Canyon
Context
A deep gorge, typically one with a river flowing through it, as found in North America
Explanation
Canyons are formed by river erosion over a long period. They showcase layers of Earth's history and are significant geological formations.
Applications
Canyons are important for geological research and education.
They offer unique ecosystems and are home to diverse wildlife.
Many canyons are popular for hiking, rafting, and tourism activities.