Riviera Maya Combo: Chichen Itza Tour plus Dolphin Xtreme. Spend a day or two enjoying two of the Yucatan's most distinct offerings: Chichen Itza and the Dolphin Xtreme. Set out from your Riviera Maya hotel to experience both in whatever order and time frame your choose. Learn the history of the revered Maya city while exploring its ruins on a guided walking tour, visiting its Pyramid of Kukulcán and marveling at the wonders of this ancient archaeological site. Then swim alongside dolphins on an active adventure that also includes rainforest rappelling, ziplining and snorkeling underground. Book this Tour and Save 14%! Riviera Maya Combo: Chichen Itza Tour plus Dolphin Xtreme.