A gigantic map of all the cool plaques in the world. A project of 99% Invisible.

Key System Building

This Property The Key System Building has been placed on the National Register of Historic Places by the United States Department of the Interior. Image by LocalWiki contributors from Key_System_Building.

This Property The Key System Building has been placed on the National Register of Historic Places by the United States Department of the Interior.

Image by LocalWiki contributors from Key_System_Building.

Nearby Plaques On Google Maps