If strolling through Madison Square Park on a sunny Saturday is on the top of your list this weekend, make sure to check out our picks for places to relax or be pampered in the Flatiron. We’ve put together a list of spas, galleries, music venues and fitness centers around the Flatiron District here, on Foursquare, so grab you friends and hit the town. Make sure to schedule a viewing at the 21W20 Sales Gallery to check out these amazing Flatiron homes.