The Most Insane Things Found In The Deep Sea

The More You Know

• It's a tradition in Ireland that if you donated a pint of blood, they give you a pint of Guinness to replace the iron.
• Tennis was originally played with bare hands.
• Great white sharks are so scared of killer whales that they'll avoid an area for up to a year after spotting one.
• “Digging a hole to China” is theoretically possible if you start in Argentina.