Hacienda Yaxcopoil - Museum and guest house at plantation dating back to the 17th century. Includes photos, brief history, and information on tours and facility rental. [English/Spanish] - http://www.yaxcopoil.com
Iluminado Tours - Provides tours of the Yucatan Peninsula for people who do not speak Spanish. Custom tours are also available. - http://www.iluminado-tours.com
Yucatan Today Tourist Guide - Printed guide and website for travel information about Merida, Valladolid, Campeche and Yucatan state, including maps of Mayan, Convent and Hacienda tours. [English/Spanish] - http://www.yucatantoday.com