Flappers at the bar of a nightclub in London, circa 1925. General Photographic Agency/Getty Images

Today, London is a bustling, metropolitan city, and the same could be said about the city 100 years ago .

Like today, London was known for its attractions such as Piccadilly Circus, Buckingham Palace, and the River Thames.

But many photos show parts of the city that are unrecognizable now.

From the glamorous fashion all the way to the slum dwellings, take a look at these photos from 1920s London to see how much life has changed.

An aerial shot of Trafalgar Square in London shows that parts of the city are still structurally the same 100 years later.

Trafalgar Square. DE AGOSTINI PICTURE LIBRARY/Getty Images

In the early 1800s, the square was meant to be a cultural center of the city, and it officially got its name in 1830 after several transformations, according to the Greater London Authority .

At the time, Trafalgar Square was the perfect place for children to frolic in fountains.

Trafalgar Square.…