Greater London is a sprawl of concrete and green that feels endless from a rooftop perch. In the neighborhood of West Norwood, the streets tighten and the air grows still around the West Norwood Spiritualist Church. The Tulse Tangle cuts through this dense urban fabric in a 1.3 km loop that demands absolute precision across 15 corners. It is a punishing drive that plays free in the browser with no account or install, twisting past the West Norwood War Memorial with very little room for error.