"Older adults said that the lack of open public restrooms makes visiting parks difficult."
“ (seniors) care about benches, trees, gardens and open spaces closest to where they live. Big parks are for occasional visits in most cases.”
-Creating an Age Friendly NYC, One Neighborhood at a Time
So seniors want a park closest to where they live but How Close is Close Enough?
The 3 Minute Park
" people need green open spaces (parks) to go to; when they are close by they use them. But if the greens are more than three minutes away the distance overwhelms the need"
Christopher Alexander's A Pattern Language