mariana trench
The Challenger expedition, led by the HMS Challenger, was the first scientific mission dedicated to mapping the ocean floor. It took place from 1872 to 1876 and collected crucial data about the ocean's depths, temperatures, and marine life.
First expedition
First expedition
Magellan led the first European expedition to reach the Pacific Ocean.
It was actually Balboa Caboto Magellan or Vespucci who led the first European expedition.
seast expedition
the continental Margin, Ocean Basin Floor and Mid-Ocean ridge :D
Pizza! Atlantic ocean pacific ocean arctic ocean indian ocean southern ocean
continental margin deep-ocean basin
Magellan
they died
Coastal Plain - NovaNet Answer