Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

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

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

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

This grand gothic brewery has been pumping out suds for over a hundred years.

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

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

This automated sculpture of two men peeing will spell out text messages with their micturition.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

A winding staircase that appears to lead to nowhere is actually a diving platform into the Wellington Harbour.

Journey through time by touring Wellington's oldest original cottage.

Referred to as "the crappiest fountain ever," this sculpture has been splashing unknowing passersby since 1969.

This 800-year-old Rimu tree may be the oldest of its kind in the world.

Quotes and poems etched on stone plaques are hidden along this waterfront walkway.

The world's first fully-fenced urban ecosanctuary is a haven for New Zealand's rare and endangered species.

These concrete crustaceans are actually public restrooms.

This kinetic sculpture focuses the sounds of the city when you stand inside.

2,000 barrels of aging beer hidden in a warehouse at the Brooklyn Navy Yard.

The "lovely red Vega" of the legendary record-settling pilot.

A walk through the historic city center, under the streets of Seattle.