Humans have only explored a small percentage of the ocean floor. While all of it has been mapped by satellite data, less than 30% has been revealed in detail by high-resolution sonar mapping.

Because they’ve remained largely untouched, Earth’s oceans and seas hold plenty of untold secrets. Some are yet to be discovered, like fascinating new life forms, while others have been found buried in ancient shipwrecks. One such artifact, it turns out, is some very old, very choice beer.

Diver finds old Guinness bottle intact on the sea floor

A Belgian photographer named Stefan Panis was recently exploring the English Channel when he came across a shipwreck off the coast of Dover.

While exploring the wreckage of the ship called The Mindoro, he came across a pretty remarkable find: a sealed bottle featuring the Guinness logo.

It was no ordinary bottle of beer, though. Panis’ find actually dates back to 1864, making the bottle 162 years old. The Mindoro was a cargo ship from London headed to Vancouver Island with a heavy load before it collided with another vessel and sank.

Most interestingly, the beer remained quite well sealed and........

© Upworthy