You won't believe what they found under the sea!
Cancun Underwater Museum
The warm Caribbean waters of Cancun, Mexico, offer this unique attraction for divers where they can see over 500 life-like sculptures.
Taking a break from sunken treasures, these naturally occurring manganese balls have kept scientists stumped for decades. No one quite knows how or why they form, but they can be just millimeters wide to watermelon-sized.
A 10,000 ton ferry sank to the bottom of the ocean in Larnaca Bay in Cyprus in the 1980s and rests there still today.