This dataset is composed by three folders: 
-Maps: In this folder, you can find five maps from Arroio do Meio, Rio Grande do Sul, Brazil. These maps covers a considerable timeline, with some samples from 2010 and other from 2015.
-Flight X: The folders of trajectories are the "Flight X" folders. In each folder you can find the images, a file with the ground truth in relation to the maps, and an image with the trajectory in 3D view.