Superman is real. Check out the video of the unbelievable wingsuit flight of Alexander Polli below.
Wingsuit and base jumper Alexander Polli did something that nobody dared before. He flies through a narrow hole in a mountain. The flight starts with a jump from a hovering helicopter, Alexander Polli reaches speeds of 250 km/h (155 mph) while following a precise path to the cave opening. He flies directly through the narrow opening of the so called "Batman Cave".
The narrow cave, no wider than Alexander is tall, is located in Roca Foradada Mountains in Montserrat, Spain. Watch the stunning stunt below in a 2 minute video.