Buster Baxter & the Letter from the Sea

Buster Baxter and the Letter from the Sea is the second half of episode six of Season 14 that aired on April 22, 2011 along with Follow the Bouncing Ball.

Summary
Buster Baxter and the Letter from the Sea is a season 14 episode where Buster finds a letter in a bottle while at the beach. He believes that it's from Atlantis and tries to write back a letter, which gets picked up on the shores by Buster's friend whom is a captain (thinking of the bottle as litter). After confronting him, Buster finds out that the captain had written the letter in 1960 when he had been stranded on an iceberg.