One of “America’s Most Endangered Historic Places” is a building shaped like a giant turtle.

Soaring over the Niagara Whirlpool since 1916.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

Historical marker that is a mini replica of the original in New York.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

The oldest landmark of Toronto is a testament to shifting sands.

A 2,000-foot rainbow-painted bike path marks Toronto’s historic LGBTQ+ beach.

One of the largest underground systems runs under Canada's largest urban center.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

This aluminum “stairway to heaven” has impaled at least a couple of birds.

This semi-permanent cathedral was built of cardboard, wood, and steel after Christchurch's 2011 earthquake.

The ruins of New Zealand's largest classical-style church.

After the devastating 2011 earthquake, historic Christchurch begins to recover, starting with the pop-up Re:START mall.

One of the world's steepest streets seems to have houses sliding down it.

Known for the tunnel that leads visitors to the water.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

These gardens celebrate the biological and cultural diversity of the Hawai‘ian Islands.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This former luxury resort in Kaua'i is now an abandoned relic.

An historic, one-lane, pedestrian suspension bridge on Kauai.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.