Detour - Immersive audio walks, now in 17 cities
PastBook - PastBook is an online service that allows you to create your own beautiful photobooks and share them with friends and family.
Photo Find - Navigate to the exact spot a photo was taken
Timehop - Your digital life history
NoFilter - Discover great photo locations all over the world.
Optimalprint Photo Book Series - Beautiful, automatic & sustainable photo books