
Continental USA Elevation Map.
The tallest summit in the contiguous lower 48 states, Mount Whitney stands at 14,494 feet and is located in the Sierra Nevada Mountains.
The lowest point on land in the United States can be found in Death Valley in California. Badwater Basin is an endorheic basin with a depth of 282 ft (86 m) below sea level.

This was a school bus. --The kids who rode in it had a tiny wood or coal stove.
How my parents got to school!