Rare
A large wetland protection area
Yancheng,ChinaThe ancient books are amazing
New Haven,United StatesThe color is very unique
Yellowstone National Park,United StatesThe surrounding walls of the Tiankeng are all such cliffs
Baise,ChinaRare volcanic geological landscape
Heihe,ChinaUnique cave landscapes such as stalactites and stalagmites
Hechi,ChinaThe sand on the Black Sand Beach is very coarse
Big Island Hawaii,United StatesSand is very special
Tinian Island,Northern Mariana IslandsThe architecture has distinctive features
Vientiane,Laos1