Poptún Poptún is a municipality in the department of Petén, in the Republic of Guatemala. It is the second Poptún is a municipality in the department of Petén, in the Republic of Guatemala. It is the second most populated municipality in the department and has a border with Belize.3 The climate is tropical, between 25 ° C and 30 ° C most of the year. Since 1989, Military Zone 23 in Poptún has been the base of the elite group «kaibiles», the special operations force of the Guatemalan Army. The municipality has a runway for light aircraft and south of it is the Ixobel Estate, with caves that constitute a tourist attraction. El área que ocupa el moderno estado de Belice , fronterizo con Poptún, nunca fue ocupada por España por lo inhóspito del terreno y por su lejanía, aunque se realizaron algunas expediciones exploratorias en el siglo xvi en las que se basaron para reclamar el área como suya. Geographic location The municipality of Poptún is loca...