The luxury train cabin was the cheapest onboard with two beds and a vanity with a wash basin. To have a shower, BI's author would have had to spend $13,000.

Luxury yachts come with tiny, tucked-away cabins where crew members rest. ... Next to the stairs was a slim bathroom with toilet, basin, and shower. Sam Tabahriti/Insider ...

"For this project, we produced our toilet units in a dual-unit panel cabin system with dimensions of 135x210 cm. The structures consist of 12 cabins, some of which include shower units," Kucuk added.