Essential places, people, trends, and ideas that have turned the world's most intelligent cities into travelers' hottest tickets.
#30 Oklahoma City, Oklahoma: population 600,000: This once workaday city has transformed 7.5 miles of dry riverbed into an urban park (Oklahoma River Trails) and Olympic-caliber rowing center. Bricktown has emerged as an entertainment district. And the list of capital improvements keeps growing; new features include streetcars and bike lanes.
To read the full National Geographic Traveler list visit here.