Watch for whales, birds, and marine wildlife on a snorkeling tour to the Marietas Islands. You’ll swim above vibrant reefs that are habitat for giant turtles and a rainbow of tropical fishes, skirting a cluster of uninhabited volcanic islands that are protected by UNESCO. And between December and April, you’ll have the chance to see some of the spectacular population of humpback whales that mate and breed in the warm waters of Banderas Bay and the Marietas Islands after a long trip down the Pacific coast.
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