An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

One of the few surviving street funiculars in the world.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

This hidden rooftop garden in downtown London offers a quiet respite from a bustling city.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

A 13th-century fortified manor house that was once sieged during the English Civil War.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

A historic Georgian building and warm springs.

The Great Fire of London and the regulation of one-way streets both started in this alley.

This Underground station has been a popular filming location for decades, even before it closed.

This unassuming building produced some of the world's most famous bells.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

All that remains of the only English cathedral destroyed in the Protestant Reformation.

The medieval woodcut-style artwork chronicles life in medieval London.

The famous polar explorer stands outside the Royal Geographical Society's headquarters.

The small bright red pillar survived the 1996 Manchester bombing virtually unscathed.

Some wattle-and-daub, a Moorish mural, a glacial erratic, and a Giant named Gilbert.

Be on the lookout for the symbolic insect all over the city.

The bronze uniforms commemorate the vital role of women during World War II.

The UK's oldest theme park slowly slips away.

This East End pub gained notoriety as the site where gangster Ronnie Kray publicly shot a rival.