Created in the 1850s, these life-sized replicas quickly became a major attraction and were credited with sparking a bout of "dinomania" amongst the British public.
Today, the Horniman has around 350,000 exhibits and, commendably, the curators make efforts to address the colonial connections of many of the items on display.
Around 240 CE, the Romans founded the settlement of Londinium, a subterranean temple dedicated to a mysterious god named Mithras was built alongside the River Wallbrook.
Stepping into God's Own Junkyard – home to one of the world's biggest collections of neon lights and signs – feels like being bounced around a giant pinball machine.