This former coal gasification plant found a curious second life as a popular public park.

A colorful architectural gem in Seattle's uniquely modern Central Library.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

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

An essential stop before plundering, BYO Cutlass.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Dive bar built out of the remains of a whaling ship.

Dine on dumplings at the oldest dim sum restaurant in New York.

Established in 1937, the oldest candy shop in New York City boasts a rainbow-colored inventory that would make Willy Wonka envious.

The remnants of the fortress that saved Georgia from the Spanish still stand guard on their swampy island.

Ruins of a Carnegie family mansion on Cumberland Island.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

In Zanzibar, a historic 19th-century palace is a reminder of the world's shortest war.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

This historic street in Quito is known for its seven stone crosses—and one presidential assassination.

Quito's historic, main square dates back to the 16th century.

Legend says if this neo-Gothic basilica is ever officially completed, the world will come to an end.

It took 160 years to complete the most ornate church in Ecuador.

A turquoise lake within a volcanic crater.

The largest game reserve in Africa is home to thousands of species but refuses to house humans.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

Elevated freight railway turned wildly successful urban park.

Try not to get slimed in Tribeca.