Leave flowers in a vase containing highlighter fluid and shine a UV light, and voilà! Avatar!

http://i.imgur.com/8tBQcY3.jpg via /r/interestingasfuck https://www.reddit.com/r/interestingasfuck/comments/5c2zb0/leave_flowers_in_a_vase_containing_highlighter/?utm_source=ifttt