If you are backpacking through Eastern Europe and make your way to the Czech Repbulic, you might want to check out the caves on the Moravian Karst.
There are 1,000 known caves on the Moravian Karst, 4 of which are open to the public.
For more information on the the caves in the Czech Republic, visitBlansko online.
More information on the Czech Republic.
Reserve cheap hostels online in the Czech Republic.