A 15-storey high toilet has been installed in a penthouse apartment in Mexico.

''the concepts of transparency and the simplicity of materials.''

The loo has been placed in an unused lift shaft and is suspended near a glass floor giving people a great view when they are doing their business.

According to HomeDSGN, Hernandez Silva Arquitectos (HSA) developed the apartment which was originally supposed to contain a second elevator in the space but it was never installed.

HSA states the flat uses ''the concepts of transparency and the simplicity of materials.''