Lilliput is an island from the Mickey Mouse cartoon short Gulliver Mickey.
This island is populated by the Lilliputians, a specie of miniature humans. Mickey Mouse (replacing Gulliver), explore this island when his boat is destruct by an tempest. During his sleep, the Lilliputians attach him, fearing him because of his giant size. However, they become allied against a giant spider.
In Once Upon A Time, Henry and Violet find a second version of the Fairytale book with an illustration representing Gulliver in Lilliput. It was established that the stories from this book exist in the Land of Untold Stories.