Fifteen years ago, Akmola was a vast patch of land. That all changed in 1997 when Kazakhstan’s President Nursultan Nazarbayev changed the city’s name to Astana and make it the official capital of the country. It's got diverse, eccentric architecture that is both traditional and futuristic. WBEZ architecture blogger Lee Bey joins us to share what’s so unique about Astana. (Photo: AP Images).