Public access to clean drinking water was an instant hit among the masses.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

An artistic tribute to the famous singer, just around the corner from where he was born.

Dictionary Johnson’s favorite feline.

Giant, friendly pelicans in Central London, the most unlikely of places.

Abstract dinosaur models in London.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The remains of Crystal Palace Great Exhibition of 1851.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

An unusual round church in London with a Templar past.

The ruined doorway is a portal to the building's turbulent and torturous past.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

An ancient octagonal weather station named for the eight Greek gods of wind.

The second-largest Jewish temple in Bulgaria was deserted after World War II, seized by the communist government and then abandoned again.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

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

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

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

An abandoned Byzantine fortress and notorious prison.

Ancient serpentine sacrifice holder that has stood the test of time.