Hear the quietest sound from across the dome.

A historic house left in "dramatic still life."

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

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Tubing through a cave lit with glowworms is a magical underground experience.

Spend the night in this formerly abandoned traditional Scottish village.

Catacombs turned marketplace.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The 10,000 Torii shrine.

The curios of pharmacist and collector Henry Wellcome.

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Eighty million natural history specimens call this gargantuan museum home.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

360° views of the city plus five floors of optical illusions and hands-on science.

A 30-acre garden inspired by the principles of modern physics.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.