This dramatic rail curve was once the target of a failed Nazi attack.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

A former zoo turned public park, where visitors can hang out in the old animal cages.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Created by four famous men (Henry Hobson Richardson, Frederick Law Olmsted, Calvert Vaux and Thomas Story Kirkbride), the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center...but still boasts a ghost story or two!

An exercise in patience and imagination, where Mother Earth turned common stuff into precious hidden treasures.

There aren't too many operational funiculars around, but Pittsburgh has two!

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

This Dutch-styled residential building was originally a cocoa company's World's Fair showpiece.

This city park was once a lookout point for George Washington’s army during the Battle of Brooklyn in 1776.