Working at 1:20 scale, artist Joshua Smith builds in-depth works that capture the layered existences of urban environments in cities such as Hong Kong, Sydney, and Los Angeles. His miniature buildings showcase the details and detritus left by the diverse population of each city, bringing in elements of the city’s workers, inhabitants, and street artists. These marks can be seen through heavily graffitied exteriors, and thoughtful additions like a small table on the roof of one building with…