Washington, D.C.
USNO Master Clock
The most accurate timepiece in the world.
Places I've been
Places this traveler has marked as been there.
Washington, D.C.
The most accurate timepiece in the world.
Washington, D.C.
Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.
Washington, D.C.
The remains of Martha, the last known passenger pigeon, serve as a tool to educate about conservation.
Washington, D.C.
The "lovely red Vega" of the legendary record-settling pilot.
Washington, D.C.
The house where John Wilkes Booth conspired with his co-conspirators.
Washington, D.C.
The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.
Washington, D.C.
The beloved statue at the National Academy of Sciences is oh so inviting to sit on.
Washington, D.C.
A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.
Washington, D.C.
The walls of the iconic dome are hollow and have a secret stairway.
Washington, D.C.
A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.
Washington, D.C.
A tiny piece of the Moon is embedded in this stained glass masterpiece.
Washington, D.C.
Home to items never before seen by the public.
Fort Meade, Maryland
A priceless collection of the Nation's cryptologic history.