The most epic underground fountain made up of hot water sprung on one of Smolensk city main square. Throwing tons of trash and stones as large as a building brick it found its way deep from inside of the ground and high into the skies, sending the rocks and dirt all across the parking lot. We have here more photos and a video how it all started, luckily captured on a surveillance cam.
And here is the video:
Just see how people react - actually you can't find much of the reaction. Like "What? You've got a hot water geyser sending water twenty stores high in the middle of the city? Well that's cool, I need to go."