In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

The world's most active stratovolcano is almost always erupting.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

The world's largest frame offers spectacular views of the city's past and present.

As one of the world's largest hydroelectric dams this plant took two countries to get built.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Famously misunderstood wonder of the ancient world

Ancient human remains unearthed around the iconic monument.

The oldest working mechanical clock in the world.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

A scattered trail of street art adds a pop of color to the city's stark structures.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

The Scottish Reformation leader's grave was paved over and is now a parking lot.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A six-ton wedding present for the King of the Scots.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.