A 19th-century perch for spotting sailing ships now boasts one of the most iconic views in the Southern Hemisphere.

A statue of a Scottish cultural icon in central Sydney.

This work of art was designed to represent the Tarpeian Way Quarry that once dominated the area.

Though considered an eyesore by some, this boxy Brutalist high-rise plays a significant role in Sydney's past.

Hidden within Sydney’s lush Royal Botanic Garden is a walled cactus rockery and the site of Australia's first zoo.

The sculpture shows a water rat turning the world upside-down, landing an elephant on its head.

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.

Started nearly 100 years ago, this science experiment just keeps on going, ever so slowly.

A giant Australian fruit and tropical farm.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

Illegal drag racing two stories beneath Chicago’s streets.

In 2004, a Dave Matthews Band tour bus dumped 800 pounds of waste off a bridge and onto an unsuspecting tour boat below.

The last remaining vestige of a popular 1999 public art display.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

This mighty white oak in Bethesda survived both the American Revolution and the construction of Washington D.C.'s metro red line.

This library is designed to commemorate the work of the Human Genome Project.

The original version of Porto's most famous sandwich is just as good here as it was a century ago.

The scorched Lisbon church that survived two earthquakes and a massive fire.

Step back in time at this 19th-century kiosk.

Rabanadas, the Portuguese answer to French toast, are reborn here with a glassy sugar crust and a center as light as whipped cream.

This historic streetcar system has been running since the 19th-century.

An unassuming music museum recounts the rags to riches story of a dramatic Portuguese genre.