United Arab Emirates
lowest point: Persian Gulf 0 m
highest point: Jabal Yibir 1,527 m

United Kingdom
lowest point: The Fens -4 m
highest point: Ben Nevis 1,343 m

United States
lowest point: Death Valley -86 m
highest point: Mount McKinley 6,194 m

Uruguay
lowest point: Atlantic Ocean 0 m
highest point: Cerro Catedral 514 m

Uzbekistan
lowest point: Sariqarnish Kuli -12 m
highest point: Adelunga Toghi 4,301 m

Vanuatu
lowest point: Pacific Ocean 0 m
highest point: Tabwemasana 1,877 m

Venezuela
lowest point: Caribbean Sea 0 m
highest point: Pico Bolivar (La Columna) 5,007 m

Vietnam
lowest point: South China Sea 0 m
highest point: Fan Si Pan 3,144 m

Virgin Islands
lowest point: Caribbean Sea 0 m
highest point: Crown Mountain 474 m

Wake Island
lowest point: Pacific Ocean 0 m
highest point: unnamed location 6 m