No railroads were allowed to cross over the parkway; this is why the roadbed of the New York, Westchester and Boston Railway, which is now the Dyre Avenue subway line, had to be laid in a tunnel underneath the parkway.
Saks Fifth Avenue | East Coast Main Line | Fifth Avenue | West Coast Main Line | New Line Cinema | Cunard Line | White Star Line | Park Avenue | Madison Avenue | The Onedin Line | Park Avenue (Manhattan) | Claiborne Avenue | Maginot Line | Woodbine Avenue | Great Central Main Line | Fairfax Avenue | What's My Line? | Walk the Line | Stena Line | Line 13, Shanghai Metro | Line 13 | Carrollton Avenue | A Chorus Line | What's My Line | V/Line | St. Charles Avenue | Seventh Avenue | branch line | Wirral Line | Siegfried Line |