what is the major attraction at the last place?
Whale shark viewing.
Isla Holbox
 the island's main industry is fishing. However, the island is developing a growing tourist industry in the form of whale shark viewing. Lobster is the main product of this fishing and many of the dishes made on the island center around lobster or other seafood.
where did hurricane isis hit? Southwest of Mexico what are the major means of transportation in the country? Four-lane highways, high-speed rail link  and  233 airports with paved runways which are the major tourist attractions? Resort town of Cancún, island of Isla Mujeres, and Isla Holbox.
wiki:21882365
Isla Holbox [SEP] Introduction
Holbox ("black hole" in Yucatec Maya) is an island in the Mexican state of Quintana Roo, located on the north coast of the Yucatán Peninsula. It is approximately long and wide, and it is separated from the mainland by 10 km of shallow lagoon that is home to flamingos, pelicans and other rich birdlife. Holbox Island is part of the Municipality of Lázaro Cárdenas and also part of the Yum Balam Biosphere Reserve. Not yet heavily touristed, the island's main industry is fishing. However, the island is developing a growing tourist industry in the form of whale shark viewing. Lobster is the main product of this fishing and many of the dishes made on the island center around lobster or other seafood.