WZancleanWZanclean
WAustralopithecine
WBigach crater
WCooper's Cave
WCyclonic NiñoWZancleanWGladysvale Cave
WGoderdzi Petrified Forest Natural Monument
WLake Elgygytgyn
WLate Cenozoic Ice Age
WLudham BoreholeWMalapa Fossil Site, Cradle of Humankind
WOldowan
WPliocene climate