A dramatic 8.5-metre brass pendant light from Ms Arredamenti in Italy drops down from the arched ceiling in the stairwell. A Promise to Come Back artwork by Jonny Niesche is framed in mirrors.

In architectural terms, a vaulted ceiling is a self-supporting arch above walls and beneath a roof. Different styles of vaults include barrel, groin, rib, and fan. Some of the first vaulted ...