highest point: Jabal ad Dukhan 122 m
Baker Island: lowest point: Pacific Ocean 0 m
highest point: unnamed location 8 m
Bangladesh: lowest point: Indian Ocean 0 m
highest point: Keokradong 1,230 m
Barbados: lowest point: Atlantic Ocean 0 m
highest point: Mount Hillaby 336 m
Bassas da India: lowest point: Indian Ocean 0 m
highest point: unnamed location 2.4 m
Belarus: lowest point: Nyoman River 90 m