paving paradise

The Museum of the City of New York's online collection reveals what the city looked like at the time.

The series, "The Greatest Grid," features illustrations and photos of New York City's former rolling hills, which were later demolished to create a flat street scape.

Take a look at the city's transformation.

Sheep grazed on west Central Park's Sheep Meadow from the 1860s until 1934, when they were moved to Brooklyn's Prospect Park and later to a farm in the Catskill Mountains.