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Considering that Chicago is not only known as the Windy City but also regarded as an architectural haven, the Greenway Self-Park is only a natural extension of those connotations. Introducing 'urban turbines' to the 11-story structure, which was completed at the end of last year, the parking lot has become an eco-sculpture worthy of awe and praise.

Made by Helix Wind, the Greenway Self-Park turbines definitely upholds the city's standards for beauty while upping its eco-friendly status. Next on the docket, the City Hall turbine.