Exploring the rich history of railroads in the USA this episode takes us on an incredible 3000 mile journey across America. Traveling from the Atlantic to the Pacific, through 4 time zones and 12 states we experience some of the most epic landscapes and stunning scenery that North America has to offer. From the very earliest steam locomotives in the 1830s railroads have fundamentally shaped the USA as we know it today, enabling trade, spreading ideas and facilitating mass migration and settlement across the country.

This episode takes on one of the greatest engineering feats of the 19th century – the Transcontinental Railroad, a monumental line that united the country and changed the history of America forever.