This extraordinary geological oddity resembles human-made pavement.

A carved tribute to these artist's furry friends.

When it was built in 1916, this bridge was critical infrastructure for local farmers. Today, it's being restored for walking and biking.

This area was created to save the region's koala population.

Once a welcome symbol for maritime travelers entering Edrom.

The site where whalers teamed up with orcas to hunt baleen whales.

A microcosm of the whaling industry in a small Australian town.

A small mountain cave tucked away along Kings Highway has become a shrine to the beloved character.

The decommissioned submarine is now the symbol of a small, inland Australian town.

This famous city eluded concrete detection until the early 2000's.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

The legendary luxury train passage is commemorated with a charming museum inside its former eastern terminus.

A charming beach town in Turkey captures all the colors of the rainbow.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

Seven early Christians were sealed into a cave where legend has it they slept unharmed for centuries.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

The ancient latrines of the Greeks, in all their public glory.

This museum was invented in a novel before being made real by the author.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.