Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

The premier place to experience the Victorian imagining of the steam-powered future.

This Portuguese bullring is built right into the caldera of an island volcano.

As the highest point in the Mid-Atlantic range this stratovolcano offers spectacular views.

Bits of flat terrain surrounded by cliffs make one of the most beautiful landscapes in the Azores.

Highly spherical boulders on the shores of New Zealand.

An unusual and powerful memorial in which earthquake victims are remembered by empty white chairs.

Bizarre Cavern.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

This abandoned five-star hotel is now a five-star urban exploration destination.