Cat art as far as the eye can see.

One of the world's largest model railroads is a mind-boggling achievement.

There aren't too many operational funiculars around, but Pittsburgh has two!

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Something about this Brazilian city is slightly askew... literally.

A snake farm famous for its venemous varieties.

The bookstore with bookshelves built into unlikely places.

The oldest landmark of Toronto is a testament to shifting sands.

This massive, ancient stone was disassembled and then put back together again.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Art in the form of a winding, man made crack in stone.

A masterpiece in Golden Gate Park by virtue of the artist’s debt.

The oldest lawn bowling club in the United States.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

This turn of the century masterpiece has a mysterious goaty interloper.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

An overlooked and unassuming engineering marvel.

Visible below the waves are memorials to the city's Gold Rush dead.

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

Faceless white figures loom over the city from the rooftop.