The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

This Byzantine Church was moved from Paris to Athens block by block.

The ruins of an ancient fortification wall sit in front of and underneath this boutique hotel.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

A Byzantine-era church hidden in a wooded area below the Acropolis.

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

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

Sacred Buddhist home of some spiritual monkeys.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

This tri-part waterfall is a little bit of fairytale beauty in the heart of Luxembourg's Little Switzerland.

Browse through a century of this principality's first popular export.

Liechtenstein's royal family calls this medieval alpine castle home.

A whimsical bridge adorned with decorative dragons.

Each spring this woodland floor is carpeted with purplish flowers as far as the eye can see.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

Several ancient rock paintings can be found on the hills surrounding the Daramombe High School.

These naturally balancing rocks were pictured on every Zimbabwean banknote, up to the 100 trillion-dollar note.

Single runway interrupted by a busy road that cuts across its middle.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

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

Eighty million natural history specimens call this gargantuan museum home.