Decades of discarded bottle caps line this alleyway, a fixture of Texas A&M.

The final resting place of an outlaw, whose legend grew after death.

A modernist landscape of water and sci-fi concrete.

This shrine to bovine consumption and all things fast food is a slice of culinary history both rare and well done.

One of many gator theme parks, abandoned in the sugar fields of South Florida.

Though illegal, city officials have made an exception for this work of art.

This glass-stain Mary attracted thousands of pilgrims until her head was shattered by a vandal with a slingshot.

The handsome statue is a tribute to the post riders who traversed 52 miles of tough Arizona terrain.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

Once known for its horse-powered knife sharpening, this 200-year-old shop offers an array of blades and hard-to-find culinary tools.

Da Vinci's equestrian statue, 500 years in the making.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

Stumbling upon this whimsical wooded garden is like stepping into an enchanted forest full of philosophical musings.

The mountaintop inspiration for Umberto Eco's "The Name of the Rose."

Charles Dickens was not a fan of the ghastly wall dressings in this 6th century church.

Overlooked amid the tourist bustle of Florence, this museum is dedicated to the craft of stone inlay.

Ham is serious business at the Prosciutto Museum-Serious, delicious business.

An incredible menagerie of more than 3 million taxidermied animals at the oldest science museum in Europe.

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

Romans built the world's tallest artificial waterfall in 271 BC.