Tombe of Cyrus, founder of the ancient Achaemenid Empire, is one of the oldest surviving architects on the planet.
Thracian Tomb of Kazanlak
It offers stunning views due to its colourful murals. The tomb was discovered in 1994.
Stonehenge Wiltshire
Among the most prominent prehistoric structures, Stonehenge Wiltshire comes at the top. However, researchers still do not know the story behind its existence.
Sanchi Stupa
In India, the Sanchi Stupa of Madhya Pradesh is famous as the oldest surviving stone structure.
Pyramid Of Djoser
The pyramid of Djoser, built by the Pharaoh Djoser, is older than Giza by almost a century.