Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

The most accurate timepiece in the world.

Perhaps the most scandalous statue of America's first president.

Home to a vast and influential collection of Shakespeareana.

Largest Roman Catholic church in North America.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The national park was once a plantation estate.

The oldest continuously operating fish market in the United States.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

Home to items never before seen by the public.

The United States Capitol's former columns still stand.

The Denny Substation has been called "the coolest substation in the world" and sits in a densely populated Seattle neighborhood.

Dedicated to the god Dionysus, this theatre was used for both musical and theatrical performances.

These ruins in Volvi were once at the intersection of the Eastern and Western Worlds.

A New England curiosity cabinet, one hundred years on.

A unique sculpture park that specializes in the huge and bizarre.

This historic building housed the surviving crew members of the Titanic, who were left destitute after the wreck.