Sigirya is 1500 year old fortress build on a rock in Sri Lanka. Sigiriya is best known for art and unsolved mysteries around it. Sigiriya frescos are wold famous paintings well preserved even today. On it’s prime days, Citadel was built on top of the rock, but still a mystery how it was built on a rock that has a verticle hike. Water fountains still operational today adds to that mystery.