A closer look
Those charming blue circles plastered all over London houses to commemorate dead historical figures weren't initially born out of pure historical reverence. In the 1860s, the scheme was heavily championed by politicians and elites who realized that branding a building as the former home of Lord Byron or Isaac Newton immediately boosted its property value. It inadvertently created the world's first micro-itineraries, tricking tourists into walking for miles just to stare at the front door of someone who had been dead for a century.
