Shah Ne'matollahe Vali Shrine

The Shah Nematollah Vali Shrine is a historical complex, located in Mahan, Iran, which contains the mausoleum of Shah Nematollah Vali, the renowned Iranian mystic and poet. Shah Nematollah Vali died in 1431 aged over 100. In 1436 a shrine was erected in his honor and became a pilgrimage site; with the attention of successive rulers contributing various additions over the centuries.

Source: Wikipedia