In the 4th century BCE, Alexander the Great and his army famously availed themselves of the Royal Road during their conquest ...

The ancient highway was renovated by the Persian King Darius the ... to Smyrna on the Aegean Sea. The road helped the emperor maintain control of the western portions of the empire, and it was said ...

Though this ancient network would eventually crisscross the entire ... Following preexisting paths, including the Persian Royal Road and the Steppe Routes, and forging their own, these missions marked ...

Meanwhile, the Persian Royal Road, which stretched 1,500 miles ... including China's Imperial Highway and The Silk Road (the ancient trade route, not the illegal marketplace on the dark web ...

along what would become the famous Royal Road, later built by Darius I to link Sardis with key cities across the Persian Empire. Cyrus the Great crossed the Oxus River to conquer modern-day ...

It has been a Unesco World Heritage site since 1979. Persepolis has giant sculptures and stone reliefs of ancient Persian kings, nobles and gods. But these have suffered from lichen, a combination ...