Cameron became the first man to complete a solo dive to the Challenger Deep, which is seven miles beneath the surface of the Pacific Ocean.

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So what do you think of the Challenger Deep expeditions?

FORBES: Branson And Schmidt Race To The Bottom Of The Ocean

The billionaires are bankrolling expeditions to reach the deepest place in the ocean, a spot called the Challenger Deep that lies at the bottom of the Mariana Trench, seven miles below the surface of the South Pacific.

FORBES: Branson And Schmidt Race To The Bottom Of The Ocean

In fact, it was at the dawn of the JFK era 51 years ago when the U.S. Navy sent sent the first and only mission to the Challenger Deep when a submersible called the Trieste spent 20 minutes on the ocean bottom.

FORBES: Branson And Schmidt Race To The Bottom Of The Ocean

This weekend, in addition to being the groundbreaking time when a national institution auctions off oversized goldfish, is also the time that we celebrated the 50th anniversary of the Trieste descending to the bottom of Challenger Deep, the deepest point on earth 7 miles beneath the shiny waves of the Pacific Ocean.

CNN: STORY HIGHLIGHTS

In 1960 Don Walsh, along with Jacques Piccard, undertook an eight-and-a-half hour decent in the bathyscaphe Trieste to the deepest part of the ocean, the 10, 911 metre (36, 000ft) Challenger's Deep in the Mariana Trench off the coast of the Phillipines.

BBC: Voyage to the 'real' North Pole

Nike, Apple and even sneakerhead brand Onitsuka Tiger feel like age old next gen challenger brands with the right ethos deep in their souls.

FORBES: The Next Generation Challenger Challenges the Establishment Brand