Antikythera ancient Roman shipwreck archaeological site underwater Greece (60 BC)

The Antikythera Shipwreck

Lying off Antikythera at 45 meters depth, this Roman cargo vessel yielded bronze statues, luxury glassware, and the world's oldest analog astronomical computer.

RMS Titanic bow hull resting on deep Atlantic ocean floor covered in rusticles North Atlantic (3,800m)

RMS Titanic Deep Survey

Resting in total darkness, recent 3D photogrammetry and acoustic sonar arrays document how extremophile bacteria consume the iron hull over time.

San José Spanish Galleon site on seafloor showing bronze cannons and historical artifacts Colombia (1708)

San José Spanish Galleon Vault

Sunk off Cartagena with gold coins, silver ingots, and unrefined emeralds, high-resolution ROV runs reveal perfectly preserved bronze cannons and ceramic cargo.

HMS Erebus shipwreck hull preserved in freezing Arctic sea waters Arctic Passage (1845)

HMS Erebus & HMS Terror (Franklin Expedition)

Lost during the search for the Northwest Passage, both vessels were rediscovered in remarkable cold-water preservation with intact deck structures and naval logs.

SS Central America shipwreck site with gold coins on seabed Atlantic Ocean (2,200m)

SS Central America: "Ship of Gold"

A 280-foot side-wheel steamer sunk by a hurricane in 1857 while carrying 21 tons of California Gold Rush bars, restored through precision ROV recovery.

2,400 year old Greek merchant ship preserved intact in anoxic Black Sea waters Black Sea (2,000m)

Black Sea Anoxic Greek Merchant Vessel

Dating back over 2,400 years, the complete absence of oxygen below 200 meters in the Black Sea kept the vessel's mast, rudders, and rowing benches in pristine state.