Good work, William!

2016-05-10 - By comparing these two images, one from RADARSAT-2 and the other from Google Earth, William Gadoury hypothesized that the circled areas were the remains of a lost Mayan city. (Credit: RADARSAT-2 Data and products © MacDonald, Dettwiler and Associates Ltd. (2014) - All rights reserved. RADARSAT is an official mark of the Canadian Space Agency)