London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Hear the quietest sound from across the dome.

Famously misunderstood wonder of the ancient world

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

Caves famous for the dragon-slaying saint who lived there.

This chimerical bridge/tunnel appears to dead end right into the sea.

Swedish skyscraper with a 90° twist.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

A desert that rolls right up to the ocean, where it's so dry animals live off the fog.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

A strangely forgotten claimant to the much contested title of "Source of the Nile."

An ancient Ethiopian cave church is endangered by the simple building of a road.

An otherworldly restaurant perched on the edge of a jagged cliff next to a medieval holy city.

Massive stele returned to Ethiopia after 70 years in Rome.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A seemingly desolate park that belongs to two countries actually supports all kinds of wildlife.