Railroad

Portland Railroad Company Substation (Cumberland County, Maine)
Potter Place Railroad Station (Merrimack County, New Hampshire)
Potter Section House (Anchorage, Alaska)
Poughkeepsie Railroad Station (Dutchess County, New York)
President Street Station (Baltimore, Maryland)
Prince Depot (Fayette County, West Virginia)
Prospect Avenue Subway Station (IRT) (Bronx County, New York)
Prosperity Depot (Newberry County, South Carolina)
After nearly being lost, the old railroad depot has been restored.
Public Sevice Building (Milwaukee County, Wisconsin)
Milwaukee streetcar & interurban terminal, now part of a utility company campus
Punta Gorda Atlantic Coast Line Depot (Charlotte County, Florida)
Putnam Railroad Station (Windham County, Connecticut)
Quakertown Passenger and Freight Station (Bucks County, Pennsylvania)
Quanah, Acme and Pacific Depot (Hardeman County, Texas)
Queponco Railway Station (Worcester County, Maryland)
Quincy Granite Railway (Norfolk County, Massachusetts)
Quincy Granite Railway Incline (Norfolk County, Massachusetts)
Quitman Depot (Clarke County, Mississippi)
Racine Depot (Racine County, Wisconsin)
Brick railroad station repurposed as part of the city's mass transit hub
Radburn-Fair Lawn Station (Bergen County, New Jersey)
Rail and Titsworth Canal Warehouse (Allegany County, New York)
Railroad Depot (Mineral County, Montana)
Railroad Depot Complex (Edgecombe County, North Carolina)
Railway Depot (Jefferson County, Kentucky)
Randall Building (Allen County, Indiana)
Raritan Station (Somerset County, New Jersey)
Raymond Boston and Maine Railroad Depot (Rockingham County, New Hampshire)
Reading Railroad Freight Station (Union County, Pennsylvania)
Reading Railroad Passenger Station--Tamaqua (Schuylkill County, Pennsylvania)
Reading Railroad Pottstown Station (Montgomery County, Pennsylvania)
Reading Railroad Station (Lebanon County, Pennsylvania)
Reading Terminal and Trainshed (Philadelphia County, Pennsylvania)
Reevesville Coal Chute (Johnson County, Illinois)
Richmond Cincinnati & Muncie Depot (Delaware County, Indiana)
Richmond Interurban Depot (Cache County, Utah)
Ridgewood Station (Bergen County, New Jersey)
Ringgold Depot (Catoosa County, Georgia)
Rio Grande Engine No. 168 (El Paso County, Colorado)
Rio Grande Southern Railroad Engine No. 20 (Jefferson County, Colorado)
Rio Grande Southern Railroad, Motor No. 2 (Jefferson County, Colorado)
Rio Grande Southern Railroad, Motor No. 6 (Jefferson County, Colorado)
Rio Grande Southern Railroad, Motor No. 7 (Jefferson County, Colorado)
Rio Grande Station (Cape May County, New Jersey)
Riverside Train Station (Warren County, New York)
Riverton Railroad Depot (Fremont County, Wyoming)
Rock Island Depot (Lancaster County, Nebraska)
Rock Island Depot (Sedgwick County, Kansas)
Rock Island Depot (Minnehaha County, South Dakota)
Rock Island Depot (Garfield County, Oklahoma)
Rock Island Depot (Rice County, Minnesota)
Rock Island Depot (Canadian County, Oklahoma)
Rock Island Depot (Lonoke County, Arkansas)
Rock Island Depot (Grady County, Oklahoma)
Rock Island Depot (Prairie County, Arkansas)
Rock Island Depot (Tillman County, Oklahoma)
Rock Island Depot--Weldon (Jackson County, Arkansas)
Rock Island Lines Passenger Station (Rock Island County, Illinois)
Rock Island Passenger Depot (Mahaska County, Iowa)
Rock Island Passenger Station (Jefferson County, Oklahoma)
Rock Island Railway Depot (Dallas County, Arkansas)
Rockland Railroad Station (Knox County, Maine)
Rockville Railroad Station (Montgomery County, Maryland)
Rotunda of the Pennsylvania Railroad Station (Allegheny County, Pennsylvania)
Rouses Point Railroad Station (Clinton County, New York)
Rowland Depot (Robeson County, North Carolina)
Ruleville Depot (Sunflower County, Mississippi)
Rural Hall Depot (Forsyth County, North Carolina)
Rural Retreat Depot (Wythe County, Virginia)
Rutherford Station (Bergen County, New Jersey)
Rutland Railroad Pumping Station (Grand Isle County, Vermont)
Sacandaga Railroad Station (Fulton County, New York)
Salisbury Southern Railroad Passenger Depot (Rowan County, North Carolina)
Saluda Grade (Polk County, North Carolina)
The Steepest Mainline Railroad Grade in America.
San Francisco Cable Cars (San Francisco County, California)
Sandown Depot, Boston and Maine Railroad (Rockingham County, New Hampshire)
Santa Clara Depot (Santa Clara County, California)
Santa Fe 4-8-4 Northern Steam Locomotive 2913 (Lee County, Iowa)
Santa Fe Northern Passenger Steam Locomotive On Display in Fort Madison
Santa Fe Depot (Love County, Oklahoma)
Santa Fe Depot (San Diego County, California)
Santa Fe Depot (Pottawatomie County, Oklahoma)
Santa Fe Depot (Creek County, Oklahoma)
Santa Fe Depot (Douglas County, Kansas)
Santa Fe Depot (Harvey County, Kansas)
Santa Fe Depot (Cleveland County, Oklahoma)
Santa Fe Depot (Kay County, Oklahoma)
Santa Fe Depot (Oklahoma County, Oklahoma)
Santa Fe Depot (Cushing) (Payne County, Oklahoma)
Santa Fe Depot of Lindsay (Garvin County, Oklahoma)
Santa Fe Freight Depot (Los Angeles County, California)
Santa Fe Freight Depot (Garfield County, Oklahoma)
Santa Fe Passenger and Freight Depot (Kern County, California)
Santa Fe Passenger Depot (Fresno County, California)
Santa Fe Passenger Depot (Cooke County, Texas)
Santa Fe Passenger Depot (Tom Green County, Texas)
Santa Fe Passenger Depot--Clovis (Curry County, New Mexico)
Santa Fe Railroad Depot (Maricopa County, Arizona)
Santa Fe Railroad Station (Brown County, Texas)
Santa Fe Railway Company Freight Depot (Washington County, Texas)
Santa Fe Railway Depot (Logan County, Oklahoma)
Santa Fe Railway Freight Depot (Tom Green County, Texas)
Santa Fe Railway Manzanola Depot (Otero County, Colorado)
Santa Fe Railway Water Tank (Douglas County, Colorado)
Santa Fe-Frisco Depot (Lamar County, Texas)
Sayre Rock Island Depot (Beckham County, Oklahoma)
Scarsdale Railroad Station (Westchester County, New York)
Schoharie Valley Railroad Complex (Schoharie County, New York)
Scott City Cotton Belt Caboose (Scott County, Missouri)
Scottsburg Depot (Scott County, Indiana)
Scottsville Freight Depot (Allen County, Kentucky)
Sea Cliff Railroad Station (Nassau County, New York)
Seaboard Air Line Depot (Union County, North Carolina)
Railroad station now used by CSX Railroad as an office
Seaboard Air Line Depot, Old--Sebring (Highlands County, Florida)
Seaboard Air Line Dining Car--#6113 (Palm Beach County, Florida)
Seaboard Air Line Freight Depot (Chester County, South Carolina)
ex-SAL depot now houses a surface transportation museum
Seaboard Air Line Lounge Car--6603 (Palm Beach County, Florida)
Seaboard Air Line Passenger Station (Richland County, South Carolina)
Former Seaboard Air Line passenger station still serves the public, albeit in a different way
Seaboard Air Line Railroad Passenger Station (Mecklenburg County, North Carolina)
Seaboard Air Line Railway Depot (Kershaw County, South Carolina)
Railroad station on CSX track
Seaboard Air Line Railway Depot (Gaston County, North Carolina)
Seaboard Air Line Railway Depot in McBee (Chesterfield County, South Carolina)
Seaboard Air Line Railway Station, Old (Broward County, Florida)
Seaboard Airline Railroad Station (Palm Beach County, Florida)
Seaboard Coast Line Railroad Depot (Henry County, Alabama)
Seaboard Coastline Depot (Coffee County, Alabama)
Seaford Station Complex (Sussex County, Delaware)
Second Railroad Car No. 21 (Carson City, Nevada)
Selsa, Missouri (Jackson County, Missouri)
Seneca Southern Railway Depot (Oconee County, South Carolina)
Southern Railway train depot in Seneca, SC
Seward Depot (Kenai Peninsula Borough, Alaska)
Sharonville Railroad Caboose (Hamilton County, Ohio)
Shay Locomotive (Wexford County, Michigan)
Shelburn Interurban Depot-THI&E Interurban Depot (Sullivan County, Indiana)
Abandoned interurban station currently undergoing restoration
Shelbyville L & N Railroad Depot (Shelby County, Kentucky)
Shelbyville Railroad Station (Bedford County, Tennessee)
Silver Plume Depot (Clear Creek County, Colorado)
Simsbury Railroad Depot (Hartford County, Connecticut)
Sinclair Loading Rack (Seminole County, Oklahoma)
Slick Depot (Creek County, Oklahoma)
Snoqualmie Depot (King County, Washington)
Sonoma Depot (Sonoma County, California)
Soo Line Decapod (Ashland County, Wisconsin)
A Baldwin 2-10-0 built in 1900 for the Soo Line - the largest locomotive ever built up to that time
Soo Line Depot (McLean County, North Dakota)
Soo Line Depot (Cass County, Minnesota)
Soo Line Depot (Crow Wing County, Minnesota)
Soo Line Depot (St. Croix County, Wisconsin)
Soo Line Depot (Ashland County, Wisconsin)
Richardsonian Romanesque-style railroad depot, now housing local business.
Soo Line Locomotive 2714 (Fond du Lac County, Wisconsin)
Soo Line Locomotive 2714 is a 4-6-2 is the only remaining one of four light passenger locos ordered by the Wisconsin Central in 1911.
Soo Line Locomotive 2719 (Eau Claire County, Wisconsin)
The last operational steam locomotive on the Soo Line was on display here, but has been restored to running condition and is now on display, when not in use, at the Lake Superior Railroad Museum in Duluth, Minnesota.
Soo Line Locomotive 736 (Outagamie County, Wisconsin)
4-6-2 (Pacific) Locomotive built by Alco
Soo Line Passenger Depot (Ward County, North Dakota)
Sound Beach Railroad Station (Fairfield County, Connecticut)
South Carolina Western Railway Station (Darlington County, South Carolina)
South Gilboa Railroad Station (Schoharie County, New York)
South Milwaukee Passenger Station (Milwaukee County, Wisconsin)
A depot built by the Chicago & Northwestern Railway.
South Orange Station (Essex County, New Jersey)
South Station Headhouse (Suffolk County, Massachusetts)
South Torrington Union Pacific Depot (Goshen County, Wyoming)
Southern Indiana Railroad Freighthouse (Jackson County, Indiana)
Southern Indiana Railway Caboose (Clark County, Indiana)
Southern Indiana Railway Caboose
Southern Minnesota Depot (Fillmore County, Minnesota)
Southern Pacific Depot (San Mateo County, California)
Southern Pacific Depot (San Mateo County, California)
Southern Pacific Depot (Butte County, California)
Southern Pacific Freight Depot (Yuma County, Arizona)
Southern Pacific Passenger Depot (Lane County, Oregon)
Southern Pacific Passenger Depot (Fresno County, California)
Southern Pacific Railroad Depot (Pinal County, Arizona)
Southern Pacific Railroad Depot (Yuma County, Arizona)
Southern Pacific Railroad Depot (Iberia Parish, Louisiana)
Southern Pacific Railroad Depot (Graham County, Arizona)
Southern Pacific Railroad Depot (Nacogdoches County, Texas)
Southern Pacific Railroad Depot, Whittier (Los Angeles County, California)