Comprehensive visualization of the water depth, enabling anyone to explore and compare the depth of different water bodies, shipwrecks and various underwater phenomena in a swift, clean and coherent fashion

- All figures included in both meters and feet

- Containing a comprehensive outline of water depth, including the depths of various fish habitats, shipwrecks, pressures, lakes, oceans, depth ranges of various submersibles and much more

- Largest graphical scale of its kind, with several hundred labels and a plethora of accompanying illustrations

- A quick and entertaining way to learn about the Earth's lakes, seas and oceans