The celebrated eyesore created by starry-eyed sweethearts.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Eighty million natural history specimens call this gargantuan museum home.

London's smallest police station is barely the size of a phone booth.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

One part local history, 99 parts gruesome haunted house.

A six-ton wedding present for the King of the Scots.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Along a busy beachfront strip you may hear Frank Sinatra singing from one boardwalk home.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

One of the last Jazz Age "Wonder Theaters" in New York City.

This Upper East Side apartment co-op was designed as a tuberculosis sanitarium.

The "Seinfeld" diner.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

New York City's first Modernist house.

A celebration of capitalism in Midtown.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Salute the leader of the proletariat.

The only remaining building in New York to see the inauguration of a president is being slowly overtaken by a grocery store.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.