Prairie Hotel. After a 2-year, $18 million renovation, Frank Lloyd Wright's last standing hotel has reopened in Mason City, Iowa. The Historic Park Inn Hotel is a premier example of the Wright's Prairie style, and features deep hanging eaves and a terra-cotta façade. A massive art-glass skylight drenches the lobby in multi-colored light. More at ArtInfo. Library of Glass. Although Philip Johnson's Glass House library is transparent, Birch Books Conservation will soon offer the public a view the architect’s library without a trip to New Canaan. The non-profit publisher hopes “to preserve the professional libraries of artists, architects, authors, and important public figures through publishing photographic and written research,” with an inside look at Johnson’s personal collection, reported Unbeige. Mapping Poverty and Rebellion. The Guardian opened up the recent London riots for debate. Journalist Matt Stiles mapped the newspaper’s accumulated data of riot hot spots on a plan of London’s neighborhoods. Deep red stands for the British capital’s poorest regions, while blue represents the wealthiest communities. Metro In-The-Middle. The long-awaited Culver City Expo Line station was delayed by a disagreement between Culver City and construction authorities. Now, the two parties have agreed to the $7 million budget increase, which will fund a pedestrian plaza, bike lanes, parking facilities and pavement improvements. More at Curbed LA.