Budapest’s Former Top-Secret Hospital Inside a Cave
At the top of a hill in Budapest , neglect the Danube River , baby-sit Buda Castle , a gorgeousUNESCO World Heritage sitevisited by thousands of tourer every year . Directly underneath the rook , however , lies a less - frequented tourist attraction : a series of ancient , naturally formed caves with a colorful and sometimes disturbing account . The entire cave system is over six miles recollective , and most of that has been forget unaltered since it was used as frigid storage ( and a rumored dungeon ) in the Middle Ages ....