What Nick Nick Boulos is a multi award-winning travel writer and editor and the founder of MakeMyDay. He has spent more than ten years writing for the world’s leading publications including the Sunday Times, Washington Post, National Geographic and the Guardian. says

Deep beneath the streets of the Old Town lies a dark secret. The Blair Street Underground Vaults, a creepy complex of medieval passages and cellars where torture and death were once as common as the rats and free-flowing sewage. Picture the scene for yourself on a guided walk through the vaults, hearing grisly tales of lynching and witchcraft that played out here before retiring to to an atmospheric candlelit cellar to contemplate it all over a wee dram of Scottish whisky (or something softer).