Time Lens-Puzzle-Solution

starter project for the CodeWeek project "Time Lens"

images from: https://library.usgs.gov/photo/#/item/51dc7168e4b097e4d3837df0
https://www.alaska.org/advice/alaska-glaciers-then-now


more now and then photos at: https://library.usgs.gov/photo/#/
-> search for "repeat photography"