River Royals Airboat the Amazon features the Amazon River in South America as Eliza Jane and Henry become Inca Sapa (King) and Coya (Queen) of the Ancient Incan Empire. With their royal titles, they embark on a journey to save the world’s largest rainforest. Exploring this majestic region, they begin their enlightening journey in the Andes Mountains, traverse jungles in the luscious rainforest and samba their way through the heart of the Amazon at Carnival Manaus. On this colorful adventure, they learn that we all have an obligation to “make the world a better place.”