Urban Omnibus collected responses over the last two years and published this fantastic list of 50 Ideas for a New City. Although, primarily focused on New York City - here are a few of my favorites, what are yours?
#4 Make a small difference in a community you know
#11 Enliven schools to engage children
#13 Let the city tell you it's stories
#31 Consider public transit options beyond rail and road
#38 Ask citizens how they want to improve their cities
#46 Celebrate the urban beauty of the overlooked