High Quality Content by WIKIPEDIA articles! Lamanai (from Lama`anayin, "submerged crocodile" in Yucatec Maya) is a Mesoamerican archaeological site, and was once a considerably sized city of the Maya civilization, located in the north of Belize, in Orange Walk District. The site`s name is pre-Columbian, recorded by early Spanish missionaries, and documented over a millennium earlier in Maya inscriptions as Lam`an`ain.