The Y-40 “Deep Joy” pool first opened back in 2014, designed by architect Emanuele Boaretto, and measures 131-feet deep, making it the world’s deepest. It contains 1.1-million gallons of thermal water kept at a temperature of 32-34 °C. Featuring underwater caves and even a suspended, transparent, underwater tunnel for guests to walk through. It includes platforms at various depths, ranging from 4.3-feet to 39-feet, before the walls of the pool narrow into a well-like funnel which plunges straight down to 131-feet. Click here to view the first image in this week’s funny Facebook status updates and funny school pictures gallery. Continue reading for a crazy viral video of a stunt pilot flying underneath a motorcyclist doing a backflip.