The main purpose of these frescoes was to reduce the claustrophobic interiors of Roman rooms, which were windowless and dark.

Because of their claustrophobic interiors, the carriages soon became known as padded cells.

The Independent on Sunday compared the series to the sea-based soap opera Triangle and noted "an overdependence on claustrophobic interiors".

But then, inevitably, we are hauled back into that claustrophobic interior.

The lower overall height also made for a partly claustrophobic interior: the upstairs saloon (passenger cabin) seating area was only 4 feet, 7-7/8 inches tall.

"Let the play begin," announces an off-screen narrator at the beginning as a window shade rises to reveal Mr. Bergman's favorite stage, the claustrophobic interior of a middle-class home.

Before consenting to being zipped into its claustrophobic interior, he requested that prayer books be placed in the bag with him.

After the claustrophobic interior, getting back on the ground was a relief, but the last jump from the hull did nothing good for his taped ankle.

Crammed inside the claustrophobic interior were assorted paintings, decorated mugs, greeting cards and other oddments.

Because everything else had been in really claustrophobic interiors - in interrogation rooms and in this attic.