Royal Institute of British Architects news The RIBA marks the 90th anniversary of its landmark London building at 66 Portland Place, with Google Arts & Culturehttps://www.e-architect.com/events/66-portland-place-london-building#royalinstituteofbritisharchitects #riba #londonlandmarks #londonbuildings66 Portland Place London Building: RIBA has marked the 90th anniversary of its landmark London building with Google Arts & Culture