This video discusses how images can be used to hide information that can be used to calculate coordinates for mystery geocaches. See the http://www.geocaching.com website to learn more about geocaching.

In this video I will describe 15+ techniques on how data can be hidden inside images, varying from using small text, to how colors can be used as well as more complicated techniques like steganography.

The video demonstrates how to retrieve this information with a combination of installable tools and will show some useful websites that can make detecting and retrieving a lot easier. It will also go over how to detect whether a certain technique is used and which images may be suspicious.

The video will show the step by step solution of:
https://coord.info/GC9QHCW

You can find many more videos on how to solve mystery geocaches on this channel.