Plains Like Nullarbor Plain

Eyre Basin (Lake Eyre Basin)

Plain

8.00 Great

Red kangaroo

Marsupial

9.36 Excellent

Dasht-e Lut

Plain

8.85 Great

Rub' al Khali

Plain

8.80 Great

Crucifix Frog

Frog

8.67 Great

Nile Delta

Plain

8.46 Great

Thar Desert

Plain

8.45 Great

Desert rat-kangaroo

Marsupial

8.41 Great

Nile Valley

Plain

8.35 Great

Jenolan Caves

Karst

8.05 Great

Mesopotamian Plain

Plain

7.98 Good

Southern Hairy-nosed Wombat

Marsupial

7.91 Good

Indus Delta

Plain

7.85 Good

Simpson Desert

Desert

7.85 Good

An Nafud

Plain

7.85 Good

Rann of Kutch

Plain

7.82 Good

Kowari

Marsupial

7.81 Good

Monegros Steppe

Steppe

7.73 Good

Dasht-e Kavir

Plain

7.70 Good

Qaidam Basin

Plain

7.70 Good

Caspian Depression

Plain

7.70 Good

New Holland Frog

Frog

7.69 Good

Indus Plain

Plain

7.65 Good

Brush-tailed mulgara

Marsupial

7.62 Good