The Birthplace of the Englishman who founded the A.C. Milan football club.

A tunnel with windows, so you don't miss out on the impressive views.

This remarkable parking garage in Darmstadt has lived several lives and still contains remnants of its World War I past.

This air raid shelter from the Spanish Civil War is now a museum dedicated to the history of the city's bombardment.

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

Locals dubbed it the "Owl Building" because of its bird-like appearance.

Recovered from the brink of extinction, at home in the Financial District.

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

Despite its name, this route in southern Utah offers a heavenly day trip.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

This 1930s log cabin began as a taxidermy museum but is now a popular country music venue.

Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

The last surviving roundhouse in the United Kingdom also plays host to a popular annual beer and music festival.

This landmark overlooking Ramsbottom pays homage to Sir Robert Peel, repealer of the Corn Laws.

This picturesque castle in Poland has a rich history, including a legend that ties it to lost Incan treasures.

This peaceful, round shrine in the middle of the Sri Lankan jungle acts as a beacon of peace.

This unusual geological formation on the coast of Samothraki has an interesting, if unlikely, story about how it was formed

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

This 130-year-old, steam locomotive represents the Spanish industrial and agricultural boom of the late 19th and early 20th century.

This antique shop and tea room reside inside a twice defunct church that was moved stone by stone to its current location.