Philadelphia, Pennsylvania

Philly is coming off a high-profile couple of years, between hosting Pope Francis and the DNC and being the first U.S. city inducted into the Organization of World Heritage Cities. Bathed in that ego-boosting afterglow, America rights (Martinez is open about her own undocumented status). And the new mayor is on their side as well—he’s fighting to protect Philly as a sanctuary city. —Adam Erace