Levi Buffum has been building a Lego replica of Center City for months. Buffum, 32, of Media, Pa., calls it Legodelphia.

Follow his progress

Buffum is actually a 3D modeler for design patents, he told the Philadelphia City Paper, and he used Lego Digital Designer, Lego’s 3D modeler, to visualize the piece. He also used Google Earth, which shows models of the city’s built environment, to “get an overall look of the city.”

Read more on the City Paper and Geekadelphia.

Related: See the 7-foot tall structure made of 48,000 K’NEX at PHL airport.