Fastest Known Times the athlete has set; possibly historical. Check out each route to see its current FKT.
|TFL London's 270 Underground Stations (United Kingdom)||any route||Self-supported||5d 20h 18m 3s|
|Surrey Circumnavigation (United Kingdom)||Standard route||Supported||3d 8h 59m 14s|
|M25 Motorway (UK)||Standard route||Supported||2d 19h 59m 32s|