If men really do retreat to their cave when they are under stress, then we have some wacky and wonderful caves to choose from. How about a cave which has been carved out of volcanic rock, is thousands of years old and is surrounded by the beautiful landscape that is Cappadocia, Turkey? Or maybe you fancy heading to Australia and going "down under" in a desert-like opal mining town? Perhaps the Provence region in France sounds idyllic, particularly when you are perched atop an ancient fortress in a room carved from rock?
Read the full article: Going underground: the world's subterranean holiday destinations