Most popular underground routes United Kingdom Most popular underground routes United kingdom Underground routes United Kingdom mapSee on the map Underground routes United kingdom by region Scotland Underground routes United kingdom by popularity rating +EDINBURGHUnited KingdomThe Real Mary King's CloseOther categories:MuseumsParksGardensAnimalsCastlesChurchesLookoutsArt galleriesMonumentsBeachesBotanical GardensBridgesPalacesCathedralsAquariumsNatural history museumsMilitary museumsPublic squaresStreetsFountainsLakesNarrow gauge railwaysWaterfallsFortressesMonasteriesCavesGondola lifts
