Alpena Shipwreck Tours

Alpena Shipwreck Tours 500 Fletcher Street Alpena, MI  49707 888-469-4696 989-356-8805 www.alpenashipwrecktours.com

Dinosaur Gardens, LLC

Dinosaur Gardens, LLC 11160 US 23 South Ossineke, MI  49766 989-471-5477 877-823-2408 www.dinosaurgardensllc.com

Thunder Bay National Marine Sanctuary

Thunder Bay National Marine Sanctuary 500 West Fletcher StreetAlpena, MI  49707 989-356-8805989-884-6200 www.thunderbay.noaa.gov Sponsor Level Member ($475)