Take a trip down memory lane, or history books, and you'll be able to imagine everything that was different back then and now. Here's a footage showing off London in 1927 and London in 2014.

Simon Smith, a video producer and director, put together cinematographer and inventor Claude Friese-Greene's life in London in 1927 and his own shots standing in Friese-Greene's footsteps and panning across the streets and river to show the city side by side, but in two different timelines.

The result is fascinating. London has changed so much in 86 years. But then again, which place hasn't?  Check it out below.