English Protestants once criticized this enormous private chapel for being too ornate.

The western face was supposedly left clock-less to snub the Welsh.

The whimsical steel spider lurking in the shadows of this suspension bridge shows that engineers can have a sense of humor.

Isaac Newton's former home, where the famous apple tree still stands.

Seat of the Duke and Duchess of Devonshire for centuries.

This mysterious hilltop collection of Druid carvings isn't quite what it seems.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

This English medieval castle is where King John died of dysentery.

The undercroft is a spectacular example of medieval Cistercian architecture.

A 13th-century inn where the ill-fated King Charles I spent his last night of freedom.

The English Civil War began right here in 1642.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

Cave shrine on Monte Pellegrino.

Norway's oldest cathedral still in use.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

The smallest pub in Britain was once a cabinet of curiosities and it still has the dead cat to prove it.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

This luxury shopping lane has been protected by its own tiny police force for over a century.

The Guinness Record holder for largest hedge in the world is a verdant Scottish bulwark.

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

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.