Click through to watch Corcoran broker Deborah Grubman show a 9,000-square-foot Tribeca triplex in the full-service 60 Collister building. The building, with its airy ceilings and tall windows, has an old-world feel, but it's equipped with key modern amenities — including a 40-foot lap pool, sauna, fully modern kitchen, and a walk-in closet in the master suite that is, according to Grubman, larger than many studios she's sold.