Great video of Rano Raraku 3D via Easter Island Statue Project [eisp.org]. DEM and Orthomosaic generation by DroneMapper.com using imagery from Trimble/Gatewing UAV. 140 Images, 30cm GSD final. Cloud processing time was around 1 hour. Animation in ArcScene by Kim Anh Hoang.
Video 3D RR Flyby
The above image shows the outer quarry and certain Moai statue in 3D.
You can download the dataset from the following URL: http://dronemapper.com/gatewing1