A perfect turquoise lake colored with glacier dust.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

The Dalai Lama named this New Zealand landscape the "Spiritual Center of the Universe."

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

A giant interactive periodic table with real samples of the elements.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

A series of playful yellow penguins share a serious message about the environment.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

A former top secret nuclear fallout shelter now operates like a hotel stuck in the Cold War.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.

Be(w)ar(e) the moat around this historic Czech castle.

Underneath the city that invented pilsners are a series of historic tunnels that have been storing beer for centuries.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

This network of conjoined cellars was riddled with traps and supposedly allowed the townspeople to pretend their homes were deserted.

Steadily reminding Czechia of its past.

A bus with a butt and biceps to put Olympic athletes to shame.

An existential riddle in the world's largest ancient castle.

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

A crucified and bearded female saint.

This bar and museum are devoted to the controversial comic book work of Kája Saudek.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.