Get on the only direct bus to Chetumal at 6.35AM in Puerto Morelos, at the ADO selling point/ farmacia Paris 5hrs. Mayab bus runs rest of the day, bit ceaper, 6hrs.
Visit the many impressive Maya archaeological sites: Mayan Riviera including Tulum, Cobá and Muyil; Great Costa Maya Kohunlich, Kinichná, Dzibanché, Oxtankah and Chacchoben south of the biosphere reserve Sian Ka'an and sites in the nearby Yucatan State including Chichén Itzá, Uxmal, Dzibichaltun and Ek Balam.
Take the ferry to Cozumel from Playa del Carmen
Go to the big Chedraui supermarket (http://www.chedraui.com.mx/) in Playa del Carmen to see what real Mexican families eat and to see some really cool produce. This also the closest real supermarket to get large quantities of food if you plan to cook; 20 minute bus ride
Visit Cancun via highway 307 for shopping and dining. A 30 minute drive.
South of Playa del Carmen visit X'caret (http://www.xcaret.com) or Xel-ha (http://www.xel-ha.com/), large theme-park style nature parks.
Visit A´aktun Jaaleb at Nuevo Durango, (http://turismojusto-dtj.b...) - a small Mayan community 2 hours inland from Puerto Morelos that participates in fair tourism as an alternative economic model of development. The community is located between Puerto Morelos and Valladolid and Chichen Itza and sits north of Coba.
