A terrific purveyor of natural history objects and curios.

A drawbridge named for a potentially intersex Polish national who fought alongside George Washington during the American Revolution, and an example of "Pulaski Red".

A self-made museum in Queens, New York continues to display the work of a sculptor known for paving his own way.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

A collection of full-size movie monsters opened to the public.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

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

Sniff the Titan Arum's rotting flesh.

A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.

Avoid gangster interaction while window-shopping.