num_pages: 145
description: When she and her friends head out to find the ancient site of Troy, Vesper Holly finds herself alone in dangerous territory when Dr. Helvitius captures her companions and puts them in the Xanadu palace--forcing Vesper to come up with a daring plan to set them free without being caught herself!
language: English
title: The Xanadu Adventure
titlecomplete: The Xanadu Adventure
characters: Vesper Holly
genres: Historical, Middle Grade, American, Young Adult, Childrens, Adventure, Historical Fiction, Fiction, Fantasy, Mystery
ratings_count: 494
series: Vesper Holly
publisher: E.P. Dutton