Green Lake in Tragöß, Styria (yes, those are real letters) is actually a gorgeous valley -- for half the year. During the flood season, it fills with crystal clear water. It's at this point that the magic happens. Fish swim by park benches, scuba divers swim over mountain paths and bridges become, well, meaningless.

Buzzfeed has posted a video (you can watch it below) which would make Enya cry with envy and the Daily Mail in the UK has posted some unforgettable images. You'll want to send this to your mom right now.