A somber memorial honors the hundreds of thousands of lives lost at this labor and extermination camp.

Boats must transform into railroad cars to navigate this Polish canal.

The giant metal fruit was once the symbol of a large farm.

This wooden mosque is one of the few remnants of medieval Poland's Muslim Tatar community in this deeply Catholic country.

This antique thermometer honors the creator of the first universal temperature scale.

The Suurhusen church tower in Germany leans over farther than the famous Leaning Tower of Pisa.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

Cockatoo Island is a Heritage-listed island in the middle of Sydney Harbour.

A special train service transported Sydney's dead from this station to "Necropolis Receiving Houses" at Rookwood Cemetery.

A collaboration of art and ornithology mourns the calls of Sydney's lost birds.

This historic observatory contains the world's oldest refracting lens telescope.

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

Come for the flowers, stay for the bats!

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

Mounds of fine golden sand that can rise nearly 500 feet tall.

Largest Kauri tree in New Zealand.

Modern art meets modern convenience in possibly the world's most architecturally important public bathroom.

New Zealand's west coast is one of the best places in the world to view these large seabirds.

The platform atop this verdant volcano was built with the help of a royal elephant.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

A network of fortifications that never saw conflict.

Handcrafted thermal spa washes away each night with the tide.

These two delightful animal-shaped buildings host a visitor center and wool shop.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.