Already a thing: https://en.wikipedia.org/wiki/Dead_mall https://en.wikipedia.org/wiki/Dead_mall and enjoyed by 'urban explorers'. ( https://en.wikipedia.org/wi

Already a thing: https://en.wikipedia.org/wiki/Dead_mall https://en.wikipedia.org/wiki/Dead_mall and enjoyed by 'urban explorers'. ( https://en.wikipedia.org/wiki/Urban_exploration https://en.wikipedia.org/wiki/Urban_exploration )