The Fuerte de San Fernando de Bocachica is an old fortress located on Tierra Bomba Island, off the coast of Cartagena, Colombia. Built during the Spanish colonial period in the 18th century, the fort aimed to protect the southern entrance of Cartagena's bay against potential invasions and naval attacks.

The fortress features thick walls, bastions, and cannons that bear witness to its defensive function in the past. In addition to its historical significance, the Fuerte de San Fernando de Bocachica offers impressive views of the bay and the city of Cartagena from its strategic location.