Santo Tomás de Castilla
Santo Tomás de Castilla (sän´tō tōmäs de kăstēyə), port, E Guatemala, on the Bay of Amatique, an area of the Caribbean Sea. The chief general cargo port of Guatemala, it has a deepwater harbor and modern shipping facilities. The port was built in the 1960s by the Guatemalan government to replace Puerto Barrios, which was controlled by foreign commercial interests. It lies a few miles to the south of Puerto Barrios and is treated administratively as a part of the city.