Domande frequenti

It is considered a sequel to Viaggio al centro della Terra (2008) (2008) as the character of Sean Anderson is in both films, but the story is completely different with a whole new adventure so you don't have to see the first one to understand this one.

Yes. A short called Daffy's Rhapsody (2012) is shown along with the movie in theaters. It takes the 1950 Capitol Record song "The Daffy Duck Rhapsody", sung by legendary Mel Blanc, and puts animation to it. Coincidentally, the short is falling on Daffy Duck's 75th anniversary, as the character debuted in 1937.

(1) The Mysterious Island by Jules Verne, (2) Gulliver's Travels by Jonathan Swift, and (3) Treasure Island by Robert Louis Stevenson. The three books all pertain to islands, and all three of the books shown in the film contain a partial map within the first few pages of the books. When the maps are placed on top of each other (with the compass points lined up to north) and a light is shone from beneath, the full map and coordinates of Verne's "Mysterious Island" are revealed.