In the town of Polignano a Mare in southern Italy (province of Bari, Apulia), lies a most unique dining experience at the Grotta Palazzese. Open only during the summer months, a restaurant is created inside a vaulted limestone cave, looking outwards toward the sea. The restaurant is part of the Grotta Palazzese hotel located above.
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Phra Nang Beach is accessible only by long-tail boat about a 20-minute ride from Ao Nang (in Krabi Province). The velvety sand is best from May to December during low-season when you can rent a sea kayak to explore the sandstone karsts and limestone caves just offshore go snorkeling among the shallow waters coral reefs or try your hand rock climbing without competing for space.
Located in Chiang Mai Province, Doi Inthanon National Park encompasses the highest mountain In Thailand, Doi Inthanon, as well as several lesser summits. The doi (mountain) is largely a granite batholith intruding a southerly extension of the Shan Hills range and forming the divide between the Nam Mae Ping river to the east and the Nam Mae Chaem river to the west. Lower elevations in the most easterly pant of the park are limestone formations and contain a number of caves.