Sac actun underwater cave system
Granite landforms of Dartmoor
Inverted landscape of a Plio-Pleistocene phreatomagmatic monogenetic volcanic field in the Bakony-Balaton Upland
Great Salt Lake
Mackenzie Delta
Getbol Tidal Flats
Fontaine de Vaucluse
Wakulla spring
Vrelo Bune Spring
Mammoth Cave