Fredericksburg & Northern Railway

Reporting mark: F&N
Old Tunnel (Kendall County, Texas)
Built 1913 for the Fredericksburg and Northern Railway; abandoned 1942; made into state park in 1991
Tunnel under Alamo Ridge in Old Tunnel State Park
Closed to all public access to protect a large population of bats

SP - Guadalupe River Bridge (Kendall County, Texas)
Built 1900-1906
Abandoned Parker Through Truss bridge over Gudalupe River on abandoned Railroad