Old Seven Mile Bridge is a notable attractions located in Marathon, Florida, offering visitors a unique glimpse into the history and engineering of the Florida Keys. As part of the Florida Keys Overseas Heritage Trail, this historic bridge stretches across the turquoise waters, providing scenic views and a peaceful environment for walking, biking, and exploring. The structure is a significant remnant of the original Seven Mile Bridge, connecting various islands and enhancing accessibility throughout the region.
Visitors to Old Seven Mile Bridge can appreciate the blend of natural beauty and human ingenuity, as the bridge serves as both a functional pathway and a historical landmark. Its location within the vibrant ecosystem of the Florida Keys allows for opportunities to observe local wildlife, including marine species and birds, making it a favored spot for nature enthusiasts. The bridge’s pedestrian access encourages outdoor activity and offers a quieter alternative to the busy highway, attracting those interested in photography, fishing, and leisurely strolls.
The bridge’s accessibility from Marathon makes it a convenient destination for both residents and tourists seeking a break from the typical beach and water-based attractions of the area. It stands as a testament to the engineering efforts that helped shape the region’s transportation network while providing a recreational space that highlights the unique coastal environment. As part of the broader Florida Keys Overseas Heritage Trail, Old Seven Mile Bridge contributes to a network of trails and historical sites that celebrate the cultural and natural heritage of this distinctive part of Florida.


































