There is no sea in Nashville.
However, if you mean the elevation, then it is 591 ft.
At its lowest point, along the waterfront, Toronto is 76.5 meters above sea level. At its highest point, it's 209 metres above sea level. http://www.toronto.ca/toronto_facts/geography.htm
Colorado is an average of 6,800 feet above sea level..
Sea Level is 0 feet
Wikipedia says 358 feet
Montreal is about at 500 feet, above sea level
Steve Goldbeck on Adapting to Bay Area Sea Level Rise
Impact of Sea Level Rise on the Chesapeake Bay
How the Dutch People Coexist with the Rising Water Level
NASA Study Says Ice Caps Melting at a Much Faster Rate