Full day tour from bhopal to sanchi an unesco world heritage site and udayagiri caves the great stupa at sanchi is the oldest stone structure in india dating back to 3rd century it is located on ahill dotted with a group of stupas monasteries temples and pillars that are of importance to buddhists later visit udaigiri caves a historical hindu ritual site udayagiri that literally means the mountain of the sunrise consists of a substantial u shaped plateau immediately next to the r