Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A huge musical instrument played by the ocean.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

A whimsical brother of the nearby Fallen Angel statue takes the falling part quite literally.

A lush indoor jungle fills this bustling Madrid transportation hub.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

The oldest Roman lighthouse still in use.

London's marvelous wildfowl reserve along the Thames.

The commemorative stone column conceals a secret laboratory.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

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

This one has sailed five times as far as Sir Francis Drake's famous ship.

The last four extravagant street signs of London's historic banking street.

The ritual has been performed uninterrupted for nearly 700 years.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

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

Giant, friendly pelicans in Central London, the most unlikely of places.