5 regions
History
Rocky mountains
The Rocky Mountains stretch some 3,000 miles from British Columbia and Alberta in Canada through Idaho, Montana, Wyoming, Colorado and down to New Mexico in the U.S. The range offers dramatic wilderness, diverse wildlife and alpine lakes. Colorado’s Rocky Mountain National Park is traversed by 300 miles of hiking trails and famously scenic Trail Ridge Road.
Elevation: 14,439'
Area: 382,894 mi²
Passes: Independence Pass, South Pass, Loveland Pass, More
Type of rock: Igneous rock, Sedimentary rock, Metamorphic rock
by Google
Cascade range
The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. Wikipedia
Elevation: 14,409'
Area: 58,484 mi²
Highest point: Mount Multnomah
Passes: Snoqualmie Pass, Stevens Pass, Washington Pass, More
Countries: Canada, United States of America
appalachian mountains
The Appalachian Mountains, often called the Appalachians, are a system of mountains in eastern North America. Wikipedia
Elevation: 6,683'
Area: 737,000 sq miles
Orogeny: Taconic orogeny, Acadian orogeny, Alleghanian orogeny
Passes: Cumberland Gap, Appalachian Gap, Newfound Gap, More
Countries: Canada, Saint Pierre and Miquelon, United States of America