A museum dedicated to a Cold War era sausage.

Rebuilt remains of a temple to Roman god Mithras.

A little slice of Japan and its aesthetics in London's Holland Park.

Historic cuisine meets fine dining in a hotel-restaurant overlooking Hyde Park.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

The curios of pharmacist and collector Henry Wellcome.

The remains of the great moral philosopher reside in a university in London.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

This hidden green space is the city's second largest conservatory.

A historic arboretum and non-conformist, non-denominational park cemetery.

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

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Copenhagen's celebrated theme park and gardens.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

Amsterdam's former hotspot for public executions and dissections.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

Place with alleged mystical powers in Old Orthodox Church in Sarajevo.

This picturesque monastery at the base of a cliff is a peaceful oasis open to all visitors.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A marvel of Byzantine engineering under the streets of Istanbul.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A Turkish ghost town abandoned in a population exchange with Greece.