"A cruise through the Peruvian jungle on a Relais & Château riverboat offers Amazonian adventures from an elegant yet understated comfort zone. Delfin I of the three-boat Delfin Amazon Cruises needs but eight passengers to buy out, and offers activities for all ages, like creek kayaking, sunset fishing, and birdwatching. The ship sports oversized suites with private terraces, as well as a private whirlpool on its deluxe master suite terrace. Charter rates begin at $52,000 for a five-night program; $70,000 for seven nights."