With nickel-steel armor and three-inch thick bullet resistant windows, FDR's train was a rolling fortress.

A mysterious castle built as a monument to lost love.

This Miami cemetery holds the remains of two Cuban presidents, a Nicaraguan president, and the senior Desi Arnaz. And it was once the resting place of the crown prince of Spain.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Former villa and estate of James Deering developed to preserve native tropical forests.

This hollow steel globe is the second-largest in the world.

On Hilton Head Island this bronze King of the Sea rules all things briny—and lets you know if you’re late for lunch.

Described by William Wordsworth as a "World of Wonder."

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

This ordinary-looking rock may have played an important role in a 16th-century Scottish battle.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

A book bound in the skin of an infamous criminal, along with countless other specimens.

One of the most spectacular 18th-century bridges in Scotland.

The first woman in America to receive a medical degree.

The "Bridge Over the Atlantic" lets you cross the waterway in mere seconds.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

These fantastically named natural pools look like something out of a Scottish myth.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

The heads of two giant mythological water horses honor Scotland's horselord past.

A giant pineapple, a symbol of hospitality, and an amazing vacation rental option.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A striking glass tribute to two sisters who suffered during Scotland's "Killing Time."