Two stunning 17th-century libraries and a cabinet of curiosities.

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

Established in 1638 to battle the Black Death, this botanical garden is a treasure trove of rare flora.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This massive library holds what was once the largest book collection in the world.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

An unexpected treasure trove of military oddities, Turkish interior design, and North Korean art.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

An endless sea of white conical domes.

Ozymandias’ time-keeping temple.

This underwater sculpture park is the basis for a manmade coral reef.

Bali's remote "gateway to heaven" is one of the most sacred places on the island.

Hindu temple of the dead home to hundreds of long-tailed macaques.

An on-site urban farm and fish pond supply some of the produce for this upscale restaurant.

A modern temple with an ancient philosophy.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

A tall karst islet popularized by 007.

Bangkok's men with dangerous jobs come here in search of protective talismans.

Home to secret lakes and hidden temples.

An exploration of Malaysian heritage through the lens of traditional textiles.

Hang out with thousands of butterflies in one of the world's largest such enclosures.