United Kingdom: lowest point: Fenland -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