LE MONT SAINT MICHAEL

Le Mont Saint Michel.

British English: labyrinth noun /ˈlæbərɪnθ/
If you describe a place as a labyrinth, you mean that it is made up of a complicated series of paths or passages. the labyrinth of corridors.

A place where there are a lot of paths or passages and you can easily become lost
a labyrinth of dark caves.