Disney riverboats - Wikipedia
By A Mystery Man Writer
History of the Liberty Belle Steamboat in the Magic Kingdom – World Of Walt
A Look Back at the Discovery River Boats of Animal Kingdom
Mark Twain Riverboat (Disneyland Park), Disney Parks Wiki
Mike Fink Keel Boats, Disney Wiki
Motor Boat Cruise, Disney Wiki
Complete Guide to Liberty Square Riverboat - WDW Prep School
Thunder Mesa Riverboat Landing (Disneyland Paris), Disneyland Wiki
File:Mark Twain Riverboat at the dock - Disneyland-1985-3c.jpg - Wikipedia
Mark Twain Riverboat – Disneyland – Attraction Checklist #125 – Saturday Morning Media