The largest freshwater lake in northeast India is also the only floating national park in the world.

Traditional architecture and ancient irrigation systems are on display in this gorgeous mountain village.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

The townhouse where the "Blood Countess" Elizabeth Báthory started her murderous career.

An exquisite Baroque church in Vienna's old town.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Baroque celebration of the end of the Great Plague of Vienna.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

The beautiful baroque library of the Hapsburg empire.

A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Handsomely crafted representations of our round planet.

A harrowing trail up a mile-high mountain.

This Tang Dynasty behemoth is the biggest Buddha in the world.

The place of worship for Zoroastrians, Mumbai's Parsi fire temples use fire and ash for purification.

Ancient traditions and surreal birdwatching come into sharp relief along one of the world's most polluted rivers.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

A startling, centuries-old subterranean marvel hides in plain sight.

The world's largest secondhand book market is a haven for bibliophiles and bargain hunters.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

An abandoned settlement originally established by British colonialists in the Andaman archipelago.

An extraordinary "City of Caves" carved from solid stone.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

A centuries-old lookout post still sits atop a natural stone spire.