Context

• Recently, Scientists using an aerial remote-sensing method have discovered the largest and oldest-known structure built by the ancient Maya civilization.

About Aguada Fenix

• Located at a site called Aguada Fenix near the Guatemalan border.
• In total volume, it exceeded ancient Egypt’s Great Pyramid of Giza built 1,500 years earlier.

Lidar (Aerial Remote Sensing Method)

• Short for Light Detection and Ranging,
• A remote-sensing technique that employs a pulsed laser and other data obtained flying over a site to generate three-dimensional information about the shape of surface characteristics.