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The Exchange Student Network in Adelaide, Australia, helped organize a kayaking tour of a ship graveyard and dolphin sanctuary on Saturday. About 40 bottlenose dolphins live in the Port River, according to the South Australian National Parks.

The Exchange Student Network in Adelaide, Australia, helped organize a kayaking tour of a ship graveyard and dolphin sanctuary on Saturday. About 40 bottlenose dolphins live in the Port River, according to the South Australian National Parks.