Billionaire venture capitalist Tom Perkins commissioned the first Super Falcon, which he keeps on board his exploration yacht Dr. No. This "personal submersible" retails for a cool $1.7M.

For underwater exploration, some superyachts come with private submarines ... allowing owners to admire marine life and ...

Explorer yachts are currently the most in-demand type of watercraft among modern ship owners who want to enjoy both luxurious comfort and worldwide exploration. Designed to provide the same ...