45 Ancient Ruins That Are Even More Stunning Than the Pyramids

27. Takht-e Soleyman – Iran’s Sacred Fire Temple

Located amid the volcanic highlands of northwest Iran, Takht-e Soleyman—meaning “Throne of Solomon”—is one of the most atmospheric and enigmatic ancient sites in the Middle East. This UNESCO World Heritage Site was once a spiritual and administrative heart of the Sassanid Empire, home to one of the most important Zoroastrian fire temples, believed to hold a flame that burned continuously for centuries. The complex includes not only the sacred temple but also royal residences, fortifications, and a large, mysteriously deep crater lake thought to have ritual significance. Its isolated setting, surrounded by rugged mountains and open sky, adds to its mystical allure. The site also reveals layers of occupation, with later Mongol-era additions blending into the Sassanid core. Despite its historical and architectural importance, Takht-e Soleyman remains relatively unknown to international travelers, making it a hidden gem for those seeking a deeper understanding of ancient Persian spirituality and engineering marvels.