Puerto Rico
lowest point: Caribbean Sea 0 m
highest point: Cerro de Punta 1,338 m

Qatar
lowest point: Persian Gulf 0 m
highest point: Tuwayyir al Hamir 103 m

Romania
lowest point: Black Sea 0 m
highest point: Moldoveanu 2,544 m

Russia
lowest point: Caspian Sea -28 m
highest point: Gora El'brus 5,633 m

Rwanda
lowest point: Rusizi River 950 m
highest point: Volcan Karisimbi 4,519 m

Saint Barthelemy
lowest point: Caribbean Ocean 0 m
highest point: Morne du Vitet 286 m

Saint Helena, Ascension, and Tristan da Cunha
lowest point: Atlantic
Ocean 0 m
highest point: Queen Mary's Peak on Tristan da Cunha 2,060 m; Green
Mountain on Ascension Island 859 m; Mount Actaeon on Saint Helena
Island 818 m

Saint Kitts and Nevis
lowest point: Caribbean Sea 0 m
highest point: Mount Liamuiga 1,156 m

Saint Lucia
lowest point: Caribbean Sea 0 m
highest point: Mount Gimie 950 m

Saint Martin
lowest point: Caribbean Ocean 0 m
highest point: Pic du Paradis 424 m