A Sunday shvitz

Enjoying—or rather, enduring winter—is all about finding ways to warm up, and this city has a ton of spas and saunas that will do the trick. Sunday promises to be a balmy 47 degrees, which means that you can actually enjoy the outdoor pools and roofdecks that places like Spa Castle provides. You could stay local and try outdoor sauna/spa cityWell brooklyn (which has women-only hours on Sundays, and you need to book in advance); or experience a real Russian bathhouse, Brooklyn Ba