Every street in Harrow

There are 1,582 streets in Harrow, 485.1 kilometres of them. Most people walk the same few. Found Horizons draws every one as a faint line and colours in the ones you walk, so you can see your town fill in, walk by walk.

Say how long you have and it draws a loop from your door through streets you have never walked. Stop at a cafe, a park or a church on the way and it counts. 2,600 places in Harrow count. Free on iPhone and Apple Watch; nothing for sale saves you a step.