The Ultimate Wreck Diver's List: From WWI Battleships to Artificial Reefs

Image credit: Wikimedia Commons

For some dedicated divers, the absolute thrill of exploring the ocean isn’t just about colorful coral reefs—it’s deeply about uncovering submerged history. Whether you are looking for successful, intentionally sunk artificial reefs completely teeming with marine life or incredibly well-preserved sunken time capsules directly from the World Wars, these distinct destinations reliably offer some of the most prominent wreck diving locations on Earth.

1. SS Thistlegorm (Red Sea, Egypt)

One of the most widely recognized and frequently dived wreck sites in the world, the SS Thistlegorm is a British armed merchant navy ship that was sunk directly by German bombers in late 1941.

• The Experience: The wreck sits upright on the flat seabed at roughly 30 meters. Because it is located firmly in open water, there can occasionally be strong surface currents, so experienced divers use permanent mooring lines to descend directly onto the main deck.
• What You’ll See: The open cargo holds remain an incredibly preserved WWII time capsule, densely packed with Bedford trucks, Norton 16H and BSA motorcycles, Bren Gun carriers, and numerous aircraft parts.
• Logistics: Most divers successfully visit via a multi-day Liveaboard vessel departing directly from Hurghada or Sharm El-Sheikh. You will need an Advanced Open Water certification due to the 30m maximum depth limit.

2. USS Spiegel Grove (Florida Keys, USA)

If you specifically want structural scale, the impressive USS Spiegel Grove is a colossal, towering 510-foot retired Navy dock landing ship.

• The Experience: Located just off the sunny coast of Key Largo, Florida, this ship was intentionally sunk as an expansive artificial reef in 2002. Interestingly, a hurricane in 2005 forcefully flipped the colossal wreck onto its starboard side, making it much more accessible to dive.
• What You’ll See: The metal structure is completely teeming with large Goliath Groupers, schooling Barracudas, Horse-eye Jacks, and massive, dense schools of small silversides.
• Logistics: The absolute top of the wreck structure is at about 18m, and the muddy bottom rests deeply at 40m. Due to the extreme depth and frequently strong ocean currents, this is for Advanced Open Water divers. Proper physical penetration requires specific Wreck Diver or Full Cave Diver certifications.

Insider Pro Tip: never physically enter an overhead environment (inside a sunken wreck) without proper, specialized training and equipment redundancy. If a degraded wreck is silty, a single careless fin kick can easily reduce visibility to absolute zero in mere seconds. Safe wreck penetration requires specialized reels, complex line-laying techniques, and multiple independent, reliable light sources.

3. Scapa Flow (Orkney Islands, Scotland)

For serious, technical-leaning wreck divers, Scapa Flow reliably offers the incredible chance to dive the scuttled WWI German High Seas Fleet directly in the freezing, dark waters of northern Scotland.

• The Experience: Following the formal end of WWI in 1919, the interned naval fleet was deliberately scuttled here by its own commander. This is challenging, advanced diving: the dark water is extremely cold (usually 8°C to 12°C), underwater visibility can be challenging, and the wrecks sit deeply between 30m and an extreme 45m.
• What You’ll See: Several heavy battleships and fast light cruisers remarkably remain largely intact on the bottom, including the SMS Kronprinz Wilhelm, SMS Markgraf, SMS Cöln, and SMS Dresden.
• Logistics: You must be a competent certified drysuit diver, and having a specialized Deep Diver or Full Technical diving certification is extremely recommended. Local dive operators run reliable daily hardboat charters directly out of Stromness.

Sources & Further Reading

• Divers Alert Network (DAN): https://dan.org
• PADI: https://www.padi.com