Lasers unveil secrets and mysteries of Angkor Wat
Lidar technology exposes sprawling metropolis surrounding ancient Cambodian temple
![Angkor Wat](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/04/051416_angkor-wat-main_free.jpg?fit=860%2C460&ssl=1)
HIDDEN HISTORY Scientists are retelling the story of Angkor Wat, a medieval temple built in the 12th century by a powerful Khmer ruler.
©Asia Images Group Pte Ltd/Alamy