Postojna Cave | amusement ride, cave / cave(s), grotto, interesting place

Slovenia / Notranjsko-kraska / Postojna / Jamska Cesta
 amusement ride, cave / cave(s), grotto, interesting place
Postojna Cave (Slovene: Postojnska jama; German: Adelsberger Grotte; Italian: Grotte di Postumia) is a 20,570 m long Karst cave system near Postojna, Slovenia. It is the longest cave system in the country as well as one of its top tourism sites
Wikipedia article: http://en.wikipedia.org/wiki/Postojna_Cave
Nearby cities:
Coordinates:   45°46'56"N   14°12'16"E