On the highway in front of the main Playacar entrance, Alltournative (Hwy. 307 Km 287, tel. 984/803-9999, toll-free Mex. tel. 800/466-2848, toll-free U.S. tel. 877/437-4990, www.alltournative.com [1], 9 a.m.–7 p.m. daily, US$99–119 adult, US$79 child under 12) offers fun daily tours that include activities such as kayaking, zip lines, off-road bicycling, caving, and snorkeling, plus (depending on the tour you choose) visits to a small Maya village and Cobá archaeological zone [2]. There typically are guides who speak English, Italian, French, German, Dutch, and Spanish.
Aerosaab (20 Av. Sur near Calle 1, tel. 984/865-0804, www.aerosaab.com [3], 7 a.m.–7:30 p.m. daily) offers scenic full-day tours throughout the region—Chichén Itzá [4], Isla Holbox [5], Mérida [6], Uxmal [7]—and as far as Palenque [8]. Trips are in 4- or 5-seat Cessna airplanes and run US$150–508 per person, plus airport fees. Most trips require a minimum of two people.
Links:
[1] http://www.alltournative.com
[2] http://www.moon.com/destinations/cancun-the-yucatan/cancun-cozumel-and-the-riviera-maya/tulum-and-southern-quintana-roo/coba
[3] http://www.aerosaab.com
[4] http://www.moon.com/destinations/cancun-the-yucatan/the-state-yucatan/chichen-itza-and-piste/chichen-itza-archaeological-zone
[5] http://www.moon.com/destinations/cancun-the-yucatan/cancun-cozumel-and-the-riviera-maya/cancun/isla-holbox
[6] http://www.moon.com/destinations/cancun-the-yucatan/the-state-yucatan/merida
[7] http://www.moon.com/destinations/cancun-the-yucatan/the-state-yucatan/the-puuc-route/uxmal-archaeological-zone
[8] http://www.moon.com/destinations/chiapas/palenque/palenque-town/palenque-archaeological-zone