Category:1860s bridges in Michigan
![]() |
- States of the United States
- Alabama
- California
- Illinois
- Indiana
- Iowa
- Kentucky
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Missouri
- New Hampshire
- New York
- Ohio
- Pennsylvania
- Tennessee
- Texas
- Vermont
- Virginia
- West Virginia
- District of Columbia
- Washington, D.C.
- Insular areas
- Minor Outlying Islands