This is a steep-sided river
valley carved by the Colorado
River in Arizona, United States
It is 277 miles (446 km) long
and 18 miles (29 km) wide.
1
Answers
Answered by
1
Grand canyon is the answer
Similar questions
Computer Science,
2 months ago
Social Sciences,
2 months ago
Math,
2 months ago
Science,
4 months ago
Environmental Sciences,
4 months ago
English,
9 months ago
Science,
9 months ago