But instead, Erie scrapped all three by 1933. The most powerful steam locomotive is indeed an impressive engine, whose massive build offered output to match. It has a 2-10-10-2 wheel layout ...

As a 2-8-4 with the four driving axles in its centre sporting connecting rods, it resembled a steam locomotive from the ... it was withdrawn and scrapped in the early 1960s. The film below the ...

The world's largest operating steam locomotive, Union Pacific "Big Boy ... Of the 25 originally built, all but eight were scrapped. Seven of those eight are now on permanent display throughout ...

The 'Duchess' and other members of her class were the most powerful passenger steam locomotives working on the British railway network during the 1930s. After being withdrawn for scrap in 1964 ...