Portman's 1967 hotel, the world's first modern atrium hotel with a 22-story open lobby. The design was so influential that Hyatt made open-atrium construction a company standard, with 26 such hotels built by 1987.
A 73-story glass cylinder that was the tallest hotel in the world when it opened in 1976, still ranking as America's third tallest today. Portman Holdings reacquired the hotel from its own founder's estate in 2026.
Portman's 1985 hotel featuring a 52-story atrium and over 1,600 guest rooms on dramatically overhanging splayed floors. It's Georgia's largest atrium hotel.
A 14-block complex begun in 1961 with AmericasMart, designed around Portman's "Coordinate Unit" concept: everything needed in a day accessible on foot. Buildings are connected via 12 pedestrian sky-bridges.
Deeper history on the hotel's revolving Polaris restaurant and its role in a record-setting stunt fall from its twin tower. Good background beyond just booking-page marketing copy.
A dedicated exhibition on the architect's Atlanta legacy as part of the museum's "Atlanta in 50 Objects" series.
A detailed biographical and architectural history, including his Georgia Tech education and independent financing model as both architect and developer.
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