Since they first started appearing in Philadelphia in the ‘80s, Toynbee Tiles began to show up in other cities, including as far south as Santiago, Chile, and continued to show up in the U.S ...

The 2011 documentary “Resurrect Dead” told the world about the Toynbee Tiles, those mysterious tiles stuck to the streets of Philadelphia and a handful of cities around the world. At the ...

The Toynbee Tiles phenomenon also produced copycat and spinoff artists, including the person or persons using the "House of Hades" moniker seen in Scranton, Duerr said in a phone interview.

Toynbee Tiles have been installed in streets across over two dozen states in the US, and several cities in South America where they're thought to be the work of copycats.