Ever wanted to virtually visit various great lakes shipwrecks from your desk? Now you can. The team of archaeologists at the Thunder Bay National Marine Sanctuary have 3D imaged many of the interesting shipwrecks to be found in Lake Huron
http://thunderbay.noaa.gov/shipwrecks/welcome.html
Example:
http://thunderbay.noaa.gov/shipwrecks/defiance.html
http://www.cbc.ca/news/technology/lake-huron-shipwrecks-3d-imaged-by-marine-archeologists-1.3219021