County Bridge No. 54 - Credit: Wikimedia Commons
County Bridge No. 54 is a historic stone arch bridge located near Prospectville in Whitemarsh Township, Montgomery County, Pennsylvania. The bridge was built in 1841 and rebuilt in 1916. It has three spans with an overall length of . The bridge crosses a branch of Wissahickon Creek. Note: This includes Read more on Wikipedia
Source: en.wikipedia.org