Grotto Palazzese Hotel, Italy Here’s another ‘rocking’ hotel one can stay. This hotel is one of the strikingly unusual hotels as it’s built inside the huge caves and is about 74 feet above the sea level. 1 2 3 4 5 6 7 8 9 Facebook Twitter Google+ Linkedin Pinterest Article Tags: extra ordinary hotels · Featured · Incredible hotels · unique hotels · unusual hotels Article Categories: Travel Guide