A Netherlands hotel where you can sleep inside a wine barrel.

A geological bull's-eye visible from outer space.

The rocks in this arid basin leave trails of movement behind them.

Highly spherical boulders on the shores of New Zealand.

A small Portuguese cottage formed between boulders in the countryside.

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

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A museum dedicated to the exploring past, present, and future innovations.

A bizarre house filled with an astounding array of collections.

A mysterious castle built as a monument to lost love.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

The first tourist attraction to offer tours for interstellar tourists.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.