The Thea sisters continue the search for the seven ancient treasures, using the clues found in Aurora Beatrix Lane's travel diary to find a fabulous emerald which once belonged to Cleopatra--a quest that leads them from Moscow, to the Sahara, and finally Bolivia.
year:
call number/section: 1000
subjects: thea sisters (fictitious characters), juvenile fiction, mice, treasure troves, emeralds, explorers, quests (expeditions), diaries, adventure stories, fiction, buried treasure, adventure and adventurers, thea sisters (fictional characters), adventure fiction, diary fiction, action and adventure fiction