The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

A storybook European village in Berkeley.

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

An vast warehouse of everyday treasures in Berkeley, CA.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A Lycian city of the dead carved into the hillside of Southern Turkey, complete with startlingly human touches.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A marvel of Byzantine engineering under the streets of Istanbul.

Hundreds of Buddhas in a re-discovered Indonesian temple.

Singapore's landscaping project is home to 18 incredible Supertrees.

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

The 953 windows undoubtedly make this the world's most beautiful screened porch.

The second-longest continuous wall on the planet protects a hidden secret in the deserts of India.

These haunting ruins of a 700-year-old Prehispanic city have witnessed centuries of wars and massacres.

This bridge was constructed from the rubble of the infamous Bastille.

This Parisian gem is one of the most incredible ethnographic museums in the world.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

The first green space constructed on an elevated viaduct.