Castle walls have recently become popular with tourists, especially rekijo (female history buffs) who like to view them even when the castle itself is no longer there.

Eleven Never-Before-Seen Artworks Found in the Walls of James Castle’s House The renowned Idaho Outsider artist was known for squirreling his drawings and sculptures away in the walls and ...

He found a company in Italy that creates wall tattoos. Lathrop explains, “It’s very thin. But when you put it on the wall, all the texture comes through and goes over the imperfect surfaces ...