![On this day, 80 years ago, Mallard reached a speed of 126mph becoming the fastest steam locomotive in the world. : r/trains On this day, 80 years ago, Mallard reached a speed of 126mph becoming the fastest steam locomotive in the world. : r/trains](https://preview.redd.it/ex3yivh5wq711.jpg?auto=webp&s=dc474259e1e02443ec1ced4ee6bf8779c145c1f7)
On this day, 80 years ago, Mallard reached a speed of 126mph becoming the fastest steam locomotive in the world. : r/trains
![She is still the fastest ever steam train in the world. | Steam trains, Train, Live steam locomotive She is still the fastest ever steam train in the world. | Steam trains, Train, Live steam locomotive](https://i.pinimg.com/originals/51/e0/c1/51e0c1129e95c0aa74f968cb532a370b.jpg)
She is still the fastest ever steam train in the world. | Steam trains, Train, Live steam locomotive
![Mallard is an LNER Class A4 4-6-2 Pacific steam locomotive – Stock Editorial Photo © Steve_Allen #342745310 Mallard is an LNER Class A4 4-6-2 Pacific steam locomotive – Stock Editorial Photo © Steve_Allen #342745310](https://st3.depositphotos.com/1905483/34274/i/1600/depositphotos_342745310-stock-photo-mallard-is-an-lner-class.jpg)
Mallard is an LNER Class A4 4-6-2 Pacific steam locomotive – Stock Editorial Photo © Steve_Allen #342745310
![3rd July 1938: World speed record for steam locomotives set by 4468 Mallard at just under 126mph - YouTube 3rd July 1938: World speed record for steam locomotives set by 4468 Mallard at just under 126mph - YouTube](https://i.ytimg.com/vi/gTRK2ipM20U/maxresdefault.jpg)
3rd July 1938: World speed record for steam locomotives set by 4468 Mallard at just under 126mph - YouTube
![Mallard National Railway Museum York Holder World Speed Record Steam – Stock Editorial Photo © kmiragaya #362868778 Mallard National Railway Museum York Holder World Speed Record Steam – Stock Editorial Photo © kmiragaya #362868778](https://st3.depositphotos.com/1007963/36286/i/1600/depositphotos_362868778-stock-photo-mallard-national-railway-museum-york.jpg)
Mallard National Railway Museum York Holder World Speed Record Steam – Stock Editorial Photo © kmiragaya #362868778
![The 'Flying Scotsman' Made Train History When The Speedometer Hit 100 | Smart News| Smithsonian Magazine The 'Flying Scotsman' Made Train History When The Speedometer Hit 100 | Smart News| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/zGuDVRR6p9vXVtlrFY5VpqYMojU=/fit-in/1600x0/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/84/ee/84ee703f-631b-45d1-8681-6a2125a52318/flying_scotsman_in_doncaster.jpg)