The Port Isabel Historical Museum is located in Port Isabel, Texas, and showcases the rich history of the area. Housed in a former U.S. Coast Guard station, the museum features exhibits on local culture, maritime history, and the impact of the Mexican-American War. Visitors can explore artifacts, photographs, and documents that highlight the region's development. The museum also offers educational programs and guided tours, making it a valuable resource for those interested in learning about the historical significance of South Texas and its coastal communities.