page_title: Outline of underwater diving
section_title: Notable underwater salvage operations
hierarchical_section_title: Outline of underwater diving / History of underwater diving / Notable underwater salvage operations
caption_attribution_description: English: Wreck of the 'Royal George' Subject: Royal George (Ship), Shipwrecks Tag: Expositions
context_page_description: The following outline is provided as an overview of and topical guide to underwater diving:
  Underwater diving – as a human activity, is the practice of descending below the water's surface to interact with the environment.
context_section_description: HMS Royal George (1756)#Salvage attempts – Early salvage operation using bells and surface supplied divers
  SS Egypt#Salvage – Salvage of gold bullion from wreck using an armoured observation bell
  Kursk submarine disaster#Salvage operation – Raising the wreck of a Russian nuclear submarine
  USS Squalus represented by USS Sailfish (SS-192)#Sinking of Squalus and recommissioning – The successful rescue of the crew and later raising of the sunken vessel.
caption: Salvage of Royal George
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