Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

When the rain falls, this drain system turns into a musical instrument.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A brick building in Kathmandu's Durbar Square is home to Nepal's most prominent living goddess.

This secluded museum beats the drum for the preservation of Nepal's musical heritage.

Hiding in plain sight near Kathmandu’s government center is a giant mandala that has become a locus for political protest.

The oldest Hindu temple complex in Nepal serves as the seat of Nepal’s national deity, Lord Pashupatinath.

Towering at a height of over 30 meters, this turn-of-the-18th-century landmark is the tallest temple in Nepal.

This historic square in Nepal is home to temples dating back to the third century.

The former stronghold of the Malla Dynasty has remained virtually unchanged since the 17th century.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.

This quiet, unassuming spot in Budapest was the birthplace of the bloody 1956 Hungarian Revolution.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

On Gellért Hill, this statue depicts the tragic tale of lovers divided by the Danube.

This hidden art nouveau gem was designed by an architect in search of a national style.

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

Budapest's Communist-era statues, banished to the suburbs.

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