The metal leaves on this tree are engraved with the names of Holocaust victims.

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

A two-way chairlift system between Zugliget and the highest point in the city.

The oldest private art gallery in all of Hungary.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

"Holy Wisdom" overlooks the city that became its namesake.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

London's amazing modernist public square that never was.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

The last four extravagant street signs of London's historic banking street.

This home on a quiet suburban street is completely covered with vibrant mosaics.