Massive flock of birds create incredible natural phenomena

Mother Nature puts on an amazing show as an extremely large flock of birds fill the sky and fly around a port in Italy. The mere sight of this will leave you in awe. The entire scene really looks like being taken from a movie!
As birds fly away, they form amazing shapes in the air, and it's a true wonder that they're all doing this so simultaneously! The shapes created by are simply stunning to witness. How they don't collide with each other is simply mind-blowing!