A tidal bore with its own festival.

Leave the wardrobes and sweets to British schoolchildren, Shanghai's got a Coke machine that leads to booze.

A Viking-themed bar in a canal town for those retreating from the hustle and bustle of Shanghai.

An encyclopedic collection of mammal penises.

A Spanish town built into the cliffs.

The final resting place of the great navigator, or maybe his brother.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Yugoslavia's biggest underground airport lies in ruins.

Humble beginnings for one of the world's most famous scientists.

An enormous, 30-story-deep hole in the middle of Guatemala City.

The world's largest collection of witchcraft regalia.

An Australian lake whose pink hue defies scientific explanation.

A wonder of natural limestone formations etched by millions of years of natural interaction between rainfall and rock and air.

The abandoned village of Skarð aptly illustrates the idiom "Don't put all your eggs in one basket."

The longest hedge maze in the world.

A gallery of underwater art that can be visited by man and fish alike.

The world's brightest bioluminescent bay.

A spectacular cave and a beguiling lake.

Landbridge created by the South Korean version of Moses.