Union Bridge is a historic structure located in Maryland, spanning the Potomac River. Built in 1818, it was originally designed for horse-drawn vehicles and pedestrians. The bridge is notable for its unique stone arch design, which has allowed it to withstand the test of time. Over the years, Union Bridge has undergone several renovations to accommodate modern traffic. It serves as a vital connection between West Virginia and Maryland, facilitating transportation and commerce in the region. Today, it remains a popular spot for both locals and tourists, offering scenic views of the surrounding landscape.