Flagstaff at 6,910 feet above sea level.
You can Create Dams (Walls of iron or metal) Where the High Waves are at least 50 + More Feet to save cities but a big city should be a mile away from water
Arizona, USA - Population density: 55.8 people per square mile.
It is a beautiful 240 mile drive.
57 people per square mile.
Arizona and Mexico share a 389 mile International border,
about 1 mile wide
930 miles
100
Mile High Stadium is called so because it's in Denver. Denver is nicked named that because its elevation is exactly one-mile above sea level, thus a mile high.
The duration of Mile High is 2940.0 seconds.
Less then half a mile no building is any where near a mile high but the mile high tower which may be built in dubia will be a mile high
The inagural year of Invesco Field at Mile High was 2001