Ancient cult site revealed with drones

Ancient Roman ruins that lie hidden below the surface at the Apennine Mountains of Italy have largely escaped discovery because the rugged terrain makes them difficult to spot by foot and dangerous to find by airplane. Using drones the archaeologists have found that an ancient settlement in the Apennines was much more dense and organized than previously thought, a new study reveals.

http://www.livescience.com/56186-drones-reveal-ancient-cult-site-italy.html