This is my favourite ‘always look down in London’ https://www.atlasobscura.com/places/the-buried-remains-of-little-compton-street-london-england https://www.atl

This is my favourite ‘always look down in London’ https://www.atlasobscura.com/places/the-buried-remains-of-little-compton-street-london-england https://www.atlasobscura.com/places/the-buried-remains-of-li... - an old road running well below street level but visible through a grate