The Flag of Equality show us all of the states that has marriage equality!
The site states:
The Flag of Equal Marriage is an evolving protest flag for equal marriage rights in the US. It includes one star for each state which recognizes and performs same-sex marriages. We want to see the Flag of Equal Marriage with all 50 stars lit up to match the American flag. View the current flag and track the nation's progress right on this site, then take action.Go here for more