Aquariums are great for families as they offer a unique blend of education, excitement and opportunities for bonding.

From deep-sea sponges to ancient tortoises, the longest-living animals can survive for centuries, even pausing aging.

The critically endangered fish, discovered in the commercial aquarium trade, can only be found in one forest swamp on Sumatra, Indonesia.

Before you get in the water this summer, take a peek at the many ocean mysteries lurking below Dive deep into ocean mysteries ...