Cuba
lowest point: Caribbean Sea 0 m
highest point: Pico Turquino 2,005 m
Cyprus
lowest point: Mediterranean Sea 0 m
highest point: Mount Olympus 1,951 m
Czech Republic
lowest point: Elbe River 115 m
highest point: Snezka 1,602 m
Denmark
lowest point: Lammefjord -7 m
highest point: Yding Skovhoej 173 m
Djibouti
lowest point: Lac Assal -155 m
highest point: Moussa Ali 2,028 m
Dominica
lowest point: Caribbean Sea 0 m
highest point: Morne Diablatins 1,447 m
Dominican Republic
lowest point: Lago Enriquillo -46 m
highest point: Pico Duarte 3,175 m
Ecuador
lowest point: Pacific Ocean 0 m
highest point: Chimborazo 6,267 m
note: due to the fact that the earth is not a perfect sphere and has
an equatorial bulge, the highest point on the planet furthest from
its center is Mount Chimborazo not Mount Everest, which is merely
the highest point above sea-level
Egypt
lowest point: Qattara Depression -133 m
highest point: Mount Catherine 2,629 m
El Salvador
lowest point: Pacific Ocean 0 m
highest point: Cerro El Pital 2,730 m