1.0Gizmodo Australiahttps://gizmodo.com.auMat Honanhttps://gizmodo.com.au/author/mathonan-usa/Still Sunk: The Last Great Mystery Wrecks Of The Ocean Floorrich600338<blockquote class="wp-embedded-content" data-secret="2slP02Erny"><a href="https://gizmodo.com.au/2012/04/still-sunk-the-last-great-mystery-wrecks-of-the-ocean-floor/">Still Sunk: The Last Great Mystery Wrecks Of The Ocean Floor</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://gizmodo.com.au/2012/04/still-sunk-the-last-great-mystery-wrecks-of-the-ocean-floor/embed/#?secret=2slP02Erny" width="600" height="338" title="“Still Sunk: The Last Great Mystery Wrecks Of The Ocean Floor” — Gizmodo Australia" data-secret="2slP02Erny" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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https://gizmodo.com.au/wp-content/uploads/2012/04/15/original.jpg?quality=75800450The Titanic sat undiscovered on the ocean floor for 73 years before Robert Ballard found it. The ocean keeps its secrets hidden tight. Here are four other great wrecks that await discovery on the ocean floor.