Hegra, an Ancient City in Saudi Arabia Untouched for Millennia, Makes Its Public Debut
![](https://weirdnews.info/wp-content/uploads/2020/11/Madain_saleh_header-601x220.jpg)
The archaeological site, now open to tourists, offers clues about the mysterious empire that built it and its more famous sister city of Petra in Jordan. Once a thriving international trade hub, the archeological site of Hegra (also known as Mada’in Saleh) has …