Sacred Indian temple that’s all monkey business.

The world's second-largest sundial, made entirely out of stone.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

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

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

Cave shrine on Monte Pellegrino.

This Arabesque Italian castle was built with a primitive, if ingenious, air-conditioning system.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

The world's largest reflecting pool is just two centimeters deep.

This black church sits alone among a field of lava rock.

Medicinal spa created with the discharge from a geothermal energy plant.

A winding, blood-red tunnel of hardened lava navigable by foot.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

An encyclopedic collection of mammal penises.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

A sulfuric martian landscape that looks far better than it smells.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This beautiful, historic church looks like something out of a simpler past.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

An Icelandic island full of diving birds and legend.

This elegant arc of a waterfall marks a religious turning point.