Iron Fort

The Iron Fort () is a former fort in Ren'ai Village, Nangan Township, Lienchiang County, Taiwan.

History The fort was originally constructed as the training base for the amphibious forces.

Architecture The fort was constructed at the southern coast of Nangan Island on an offshore rock. The middle of the rock was excavated to form a tunnel which houses various military equipment and accommodation facilities. The granite building is painted with camouflage paint.