This memorial to the Mercury Seven astronaut stands at the site of his former elementary school.

A serene temple with stunning stained glass hides in downtown Dallas.

The world's second-longest burning light bulb.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A modernist landscape of water and sci-fi concrete.

The unique location where the former president was rapidly sworn in.

A few times a day, you can see an animatronic cowboy shoot-out.

Yup, that's where the name came from.

Where animatronic singing fish go to retire.

The only diamond mine in the world where you can keep what you find.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

A remarkable feat of Victorian engineering across the Firth of Forth.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

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

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

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

360° views of the city plus five floors of optical illusions and hands-on science.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Follow the original medieval paths that wind through this intriguing section of the city.