Sylvie is a quirky little snail who loves to explore. More than anything else in the world she wants to go on a big adventure. When Sylvie discovers her neighbours Ben and Kate, who live in the big stuck-to-the-ground house are going on holiday, she wants to go too! So she curls up in her shell and hides inside Ben's favourite toy truck, which he takes with him. Disneyland is amazing place for an adventurous snail to visit, except for when she gets hurled into the air on log plume ride. Luckily she lands in Ben's pocket! But this is just the beginning of her adventures. London... Paris... she gets discovered and then gets lost! The world's a big place for a little snail. Will Sylvie the adventurous snail make it safely back home again?