Three hundred years of preserved Spanish colonial history in San Antonio.

A National Historic Landmark with a scenic clock tower and park filled with deer and peacocks, plus a military museum.

These boots are made for selfies.

Over 100 million years ago, beach-bound dinosaurs left permanent marks on San Antonio's landscape.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

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

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

In 2013, historians discovered a hidden room devoted to the art of making royals' hot chocolate.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

Look up from the busy streets to discover how time is kept!

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The taxidermied remains of a once-great parrot.

The Columbia Road Flower Market is now open every Sunday, rain or shine.

A celebrated bandstand at the center of what was once the worst slum in London.

An architectural oddity hides in plain sight on this iconic London bridge.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

The secret city built by the Manhattan Project.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

An out-of-the-way wildlife haven with a rich and storied past of harboring thousands of fugitive slaves, or "Maroons" during the mid 1800s.