Stroll as a result of Piccadilly Circus like Harry, Ron, and Hermione did at the same time as fleeing Death Eaters in Deathly Hallows

https://franciscowfkk386.timeforchangecounselling.com/self-guided-harry-potter-filming-locations-walk-in-london

Stroll using Piccadilly Circus like Harry, Ron, and Hermione did whereas fleeing Death Eaters in Deathly Hallows, mixing magic with city lighting fixtures.