The Adventures of Mark Twain (1985 film) a bout of one-upmanship, Tom Sawyer, Huck Finn, and Becky Thatcher sneak aboard an airship piloted by Mark Twain in an attempt to become famous aeronauts. Upon discovery, they find that Mark Twain intends to pilot the airship to meet Halley's Comet. Worried that this goal will end in their deaths, the trio learn to fly the ship while conspiring to sabotage the voyage. After discovering the truth behind Twain's journey, the trio recognize their folly, and the group navigates storms and treacherous skies with the help of a mysterious dark figure who turns out to be Mark Twain's dark
Mark Twain Riverboat located. From here, the boiler engineer controls the speed and direction of the riverboat. Steam from the boiler is used to power the paddle wheels and thus pushes the craft along its guide-way. The voyage on the Rivers of America around Tom Sawyer Island features pre-recorded narration by a riverboat guide voiced by Thurl Ravenscroft, Mark Twain (Peter Renaday), who speaks of his days piloting a riverboat, and by the (not present) "captain" of the ship, voiced by Disney voice actor Stephen Stanton. On most days, "Mark Twain" begins operation as soon the park opens. On days when "Fantasmic!" is