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Each winter, millions of monarch butterflies migrate to the fir forests of Mexico's Central Highlands—walk among them, and listen to the air hum with the vibrating of their wings!
6 Days / Jan – Mar, From $3395

Witness millions of butterflies during their winter migration to the highlands of Mexico. Capture superb photos with tips from our expert photographer guide.
6 Days / Jan – Feb, From $4095

Come within arm's length of amiable Pacific gray whales and their calves, as these gentle giants birth and nurture their young in the warm Pacific waters of San Ignacio Lagoon.
6 Days / Feb – Mar, From $3595

A genuine once-in-a-lifetime experience! From our base on Holbox Island, snorkel off the Yucatan Peninsula with the largest fish on the planet—gentle 15-ton, 40-foot-long whale sharks!
6 Days / Jul & Aug, From $4395

Enjoy magical close encounters with enormous gray whales in the warm waters of the Baja Peninsula, which are their winter breeding and nursery grounds.
9 Days / Jan – Mar, From $6590

Explore the "world's aquarium" as we cruise, kayak and snorkel clear waters filled with a dazzling array of marine life—whales, rays and 900 fish species! 
8 Days / Mar – Apr, From $6190