14Oct The White Hall at Postojna Cave, Slovenia Bycalvinfuller// Comments are Off// UncategorizedThe White Hall at Postojna Cave, Slovenia#speology, #europe, #stalagmites, #Stalactites, #top tourism sitePrevious: Wooden trails in Taipingshan National Forest, TaiwanNext: Les Deux Alpes, FranceAbout The Author calvinfuller