Plan view of the 3D model of schooner Northwestern
3D Model
Image courtesy of Matt Pickett/Oceans Unmanned. Download larger version (jpg, 4.4 MB).

Plan view of the 3D model of schooner Northwestern, which sank in 1850, collected by Thunder Bay National Marine Sanctuary researchers in 2015. The model was generated through a process called photogrammetry, whereby numerous individual, overlapping single images are used to create a scaled, georeferenced model.

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