A deep inlet of the sea almost surrounded by land, with a narrow mouth.

• Delta

• Gulf

• Iceberg

• Sea

Desert

• Isolated peaks

• a length of water wider than a strait, joining two larger areas of water, especially two seas

• Very, very high, with trees all over it

• a dry, barren area of land, especially one covered with sand

• Ocean

• River

• Delta

• Bay

a large open area of grassland

• Prairie

• Waterfall

• Cave

• Swamp

• Waterfall

• Sound

• Atoll

• Canyon

• Bay

• Lagoon

• Fjord

• Strait

Plateau is ...

• an area of relatively level high ground

• a large underground chamber, typically of natural origin, in a hillside or cliff.

• a deep gorge, typically one with a river flowing through it.

• an area of land overgrown with dense forest and tangled vegetation, typically in the tropics.

a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.

• Mountain

• Volcano

• Gulf

• Mesa

Which one is the highest?

• Mountain

• Hill

• Valley

• Forest

• Island

• Peninsula

• Atoll

• Archipelago