Grassland in N America

• Prarie

• Tundra

• Steppe

• Reef

Grassland in Siberia

• Prarie

• Tundra

• Steppe

• Reef

Grassland Below the Arctic Circle

• Prarie

• Tundra

• Steppe

• Reef

A ridge of rocks or coral in a body of water which lies slightly beneath or at the surface

• Prarie

• Tundra

• Steppe

• Reef

Ring shaped island formation built of coral on the rim of an undersea volcano

• Atoll

• Cape

• Fjord

• Tributary

Piece of land projecting into the sea

• Atoll

• Cape

• Fjord

• Tributary

Deep narrow inlet of the sea between high rocky cliffs, usually carved by a glacier resulting in a rugged coastline

• Atoll

• Cape

• Fjord

• Tributary

Stream/river that flows into another stream/river

• Atoll

• Cape

• Fjord

• Tributary

Where a river/stream empties into a larger body of water

• Mouth

• Source

• Savanna

• Canyon

Beginning of a river

• Mouth

• Source

• Savanna

• Canyon