This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

Tokyo’s only Vaudeville-cuckoo clock–steampunk-Victorian curio cabinet time piece.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Two islands just 4 km apart separated by an International Border and Date Line.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

In a strange timezone anomaly, Daylight Saving Time here sets the clocks forward just 30 minutes.

The red crab exhibits one of the most spectacular migrations on earth, despite manmade obstacles.

This Norwegian satellite station provides ground services to more satellites than any other facility in the world.

These circular ruins are all that remain of a 17th-century Arctic whaling outpost.

British Empire's last territorial expansion, claimed by four countries.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

An ancient Viking village in North America that predates Columbus by 500 years.

Hundreds of enormous icebergs drift through this waterway every year.

The only land territory disputed between the U.S. and Canada.

The steel hull of a wrecked tug rests on Lobster Cove on Monhegan Island’s rocky southeastern shore.

The scarce remains of a sunken ship peek out from the sand on East Beach.

Small island science organization offers public the chance to participate in research.

An underwater city for the dead.

An underwater statue of Christ blesses the depths off Key Largo.

After a long career, a disastrous sinking, and a half-successful salvage, this Naval vessel-turned-artificial reef ended up exactly where she was supposed to—with a little help from nature.

Stay in a room with a view... of the bottom of the ocean.

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

The world's only underwater laboratory where "aquanauts" study oceanic life.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.