This luxurious and contemporary shelter can be raised on any flat surface in moments, thanks to a silent pump that fills the crystal bubble to its peak.

It returned to the surface with a scrap of paper carrying a message scrawled in red felt-tip pen: "We're alright in the shelter, the 33 of us."

It returned to the surface with a scrap of paper carrying a message scrawled in red felt-tip pen: “We’re alright in the shelter, the 33 of us.”