 LAS VEGAS, June 10, 2021 PRNewswire -- The Howard Hughes Corporation, developer of the Summerlin master planned community MPC and its 400-acre Downtown Summerlin, has broken ground on two new projects that reflect the growing demand for Summerlins acclaimed live-work-play lifestyle. 1700 Pavilion, a new 10-story, Class-A office building, and Tanager Echo, the 295-unit, second phase of the Tanager luxury apartment complex, continue the evolution of Downtown Summerlin as the communitys walkable urban core. 