This is one of the most stunning Art Deco interiors in the U.S.: the Pythian Building in Tulsa, Oklahoma. In Episode 1 of “Tulsa’s Architectural Treasures,”an original series about the buildings that shape Tulsa’s identity, host Tom McCarthy takes us inside the incomplete Art Deco masterpiece that is the Pythian Building. Conceived during the oil boom of the 1920s, the Pythian was designed to be a 13- or 14-story hotel with retail anchoring its lower floors. Those ambitions were abruptly cut sho