Train aficionados and history buffs will love this site covering the history of the Union Pacific Railroad from the completion of the Transcontinental railroad to the present. Here you’ll find historical maps, photos, a UP chronology, a link to the UP museum — even a history of the caboose!
Of special interest is the information on No. 844, a working steam locomotive — and the last steam locomotive built for UP. Learn about its history, track its whereabouts on an interactive map, follow its UP twitter stream. There are even videos about its maintenance regime!
All-in-all, Union Pacific Railroad: History & Photos is a deep site with a wealth of information on this most important railroad company. All Aboard!!