A New Zealand couple's shell-adorned home living room, now on display at the Canterbury Museum.

A clear example of the process of erosion in action.

An ancient artistic garden parlor full of hidden water wonders.

The somewhat misnamed 'Garden of Shells' lovingly built from found objects.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A botanic garden full of trees twisted into fantastic shapes and positions.

Treehouse motel and treehouse-building school.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

An ancient city exhumed from the depths of the ocean.

This harsh mountain path was built as a strange attempt to improve the health of Turkmen citizens.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

Malaysia's first and only glass temple.

An ancient monastery, a locked room, and a mysterious book heist.

Live a night as a Byzantine King, with a minibar and private jacuzzi.