MIAMI (CBS4) – Mystery surrounds a raft that washed ashore near Black Point Marina Saturday afternoon.

Viewers who snapped photos of the raft said it was discovered about 2 p.m. Saturday. A video posted to Facebook shows the raft along the shoreline.

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There are wooden oars on top of the raft. Inside the raft, photos show some sort of clothing or tarps, a backpack, and a wallet with money and what appears to be an Identification card with a man’s photo. Where that man is remains a mystery.

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It is also not clear, whether this marina was the intended destination or whether anyone on board the raft might have come ashore somewhere else.

Black Point Marina is in South Miami-Dade not far from Cutler Bay. In the hours after it was found law enforcement boats arrived at the scene.

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The Coast Guard would only say that this is the subject of an ongoing investigation.