There's nothing quite like taking a walk through the metropolis in the middle of summer.

But where to go?

While it sometimes works to just set a course and hope for the best, there are plenty of guided tours that go off the beaten track or reveal new angles of the city.

Here are seven tours to check out this summer, from a guided walk of neon signs in the Lower East Side to a visit to the Convent of the Sisters of Mercy in Brooklyn.