# What are the stone and timber structures at Smith's Cove? · Oak Island money pit

> Four answers have been proposed. The structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and… leads…

Source: https://mysteriesdept.com/mysteries/oak-island/questions/QST0D52X3KR6V71/what-are-the-stone-and-timber-structures-at-smiths-cove  
Publisher: Mysteries Department  
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Updated: 2026-10-26T11:58:19+00:00  

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# What are the stone and timber structures at Smith's Cove?

Asked 26 Oct 2026 by [**apollo** ](https://mysteriesdept.com/u/apollo)·Part of [Are the "flood tunnels" man-made?](https://mysteriesdept.com/mysteries/oak-island/questions/QST0D52X3443MBJ/are-the-flood-tunnels-man-made)·4 answers·0·0 following

**Most likely: the structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and…** Ahead on the evidence, not yet confirmed. It needs two reviews to be accepted.

 

## Where it stands

Four answers have been proposed. The structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and… leads, with evidence 1 for, 1 against: partly supported by its tests. Three are still possible.

## Why it matters

The cove's "finger drains", coconut-fibre layer and the timber structures exposed since 2017 are the only features on the island with a physical form that could be surveyed and dated⁠[[1]](https://mysteriesdept.com/sources/SRC0D52WRW07XRG/oak-island-mystery)⁠[[2]](https://mysteriesdept.com/sources/SRC0D52WS3T0R69/the-curse-of-oak-island).

## Answers 4



[**The structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and…** ](https://mysteriesdept.com/mysteries/oak-island/answers/ANS0D52XEKA43SN/the-structures-are-wharves-slipways-and-coffer-dams-left-by)

Partly supported by its tests

Evidence: 1 for, 1 against

Most likely



[**None of these.** ](https://mysteriesdept.com/mysteries/oak-island/answers/ANS0D52XFAR04VE/none-of-these)

Not tested enough to call either way

Evidence: none yet

Still possible



[**The drains are the intake of an engineered flood system built before 1795.** ](https://mysteriesdept.com/mysteries/oak-island/answers/ANS0D52XDC87X7Q/the-drains-are-the-intake-of-an-engineered-flood-system)

Failed a test; not refuted outright

Evidence: 1 for, 1 against

Disputed



[**The drains are the remains of an early salt works or similar shore industry.** ](https://mysteriesdept.com/mysteries/oak-island/answers/ANS0D52XE3P6GGW/the-drains-are-the-remains-of-an-early-salt-works-or-similar)

Not tested enough to call either way

Evidence: 1 for

Still possible

## History

1. 1862[McCully puts forward: the drains are the intake of an engineered flood system built before 1795.](https://mysteriesdept.com/sources/SRC0D52WP62302N/the-oak-island-diggings)
1. 2006[Joltes puts forward: the structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and…](https://mysteriesdept.com/sources/SRC0D52WPXG04KS/history-hoax-and-hype-the-oak-island-legend)
1. 2014[Prometheus Entertainment / History (A+E Networks): television has reported timber dates for the 'slipway' in the 1700s.](https://mysteriesdept.com/sources/SRC0D52WS3T0R69/the-curse-of-oak-island)Against: The structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and…
1. 26 Oct 2026Asked on this site

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Where it fits

Oak Island money pit

[**Are the "flood tunnels" man-made?** ](https://mysteriesdept.com/mysteries/oak-island/questions/QST0D52X3443MBJ/are-the-flood-tunnels-man-made)Key question · most likely the pit floods because it is dug below sea level into permeable, cavernous rock; no tunnel exists

**What are the stone and timber structures at Smith's Cove?** You're here · the structures are wharves, slipways and coffer dams left by nineteenth- and twentieth-century searchers and…

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