Take a 3-night trip to the Peruvian Amazon rainforest. Board the MV Delfin II cruise in Iquitos and explore the Pacaya Samiria National Reserve. Also, take nature excursions to see the wildlife and jungle. Travel to the Maranon and Ucayali river junction, where the main Amazon River is formed, and search for the exotic dolphins that congregate there. Finally, travel to the native villages, where you see how people are able to survive in the jungle. Starting from $3200, land only, with weekly departures.