Mark Twain travels from Buffalo, New York to Cleveland, Ohio. Along the way the video touches on the first arrival of the railroad in Dunkirk, the Erie Gauge War and the Ashtabula bridge disaster. 

Exchange Street Station, Buffalo: http://ethw.org/File:New_York_Central_Railroad_Depot.jpg 

Ashtabula Freight: http://www.west2k.com/ohpix/ashtabulanycfreight.jpg

Cleveland Depot: http://clevelandhistorical.org/files/show/3108#.V9xuxN9vFoA