Pacific Highway (United States) from the Hudson's Bay Company were the first non-Native Americans to use the route of the future Pacific Highway to move between today's Washington State and "Alta California." During the second half of the 19th Century, mule trains, stagecoaches, and the Central Pacific Railroad also followed the route of the Siskiyou Trail. In the early 20th century, around 1910, entrepreneur Sam Hill lobbied the governments of Washington and Oregon to build automobile roads along the path of the Siskiyou Trail, with the ultimate goal of building a paved auto route from Canada to Mexico. Pacific Highway (United States) Pacific Highway
Seaboard Air Line Railroad Bay Line. Due to the decline of business with the rise of interstate highways and air travel, the steamship company was liquidated in 1962. Following is a partial list of the many named passenger trains that Seaboard operated during the first half of the 20th century, some of which were continued by successors Seaboard Coast Line (SCL) and Amtrak. Trains originating in New York were handled by the Pennsylvania Railroad from New York to Washington; by the Richmond, Fredericksburg and Potomac Railroad from Washington to Richmond; and by Seaboard from Richmond to points south. Prior to the completion of Seaboard's