This Connecticut chapel is a starkly modern, and surprisingly colorful, architectural rebel.

This piece of early engineering is rather unknown despite its location in the heart of Madrid.

A solemn reminder of the infamous World War II war crime that massacred almost all the men in a small Greek town.

The first permanent memorial to a unique secret weapon of World War II.

In Hong Kong, a fairytale flower tunnel is hidden within the gardens of a public housing complex.

This statue of Olympic hockey coach Herb Brooks immortalizes one of the greatest moments in American sports history.

A sacred lake composed of over 300 separate pools of highly concentrated minerals.

This amazing abuela became a diehard metal fan late in life and an icon of Madrid's '80s rock scene.

The little church's beautifully frescoed ceiling has earned it the nickname “the Sistine Chapel of Madrid.”

A literally moving statue of stacked metal giants just continually trying (and failing) to find love.

See more than 150 sculptures, stained glass windows, and famous works of art all rendered in marzipan.

An architectural marvel that combines Gothic architecture with Indian elements.

A small chapel celebrating the spiritual bond between dogs and humans.

This large cemetery is known as the museum of granite sculptures.

One of just five sand-floor Jewish synagogues in the world.

Philippine art and culture are on display at this university museum.

Revel in the Victorian splendor of the world's oldest eating establishment inside a museum.

This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

Shop selling 500 flavors of soda has something for everyone.

Outside a market, beautiful murals pay tribute to fruit sellers and farmers, as well as a few legendary artists.

Created by Catalan artist Joan Miró in 1978 and made up of 350,000 tiles, this mural is the only large-scale glass mosaic the artist ever created.

Built in the 1300s, this magnificent building that hosted England's kings and queens transports you to the Middle Ages.

An art installation commemorates journalist Nellie Bly's undercover reporting inside a New York asylum.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.