A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

After just one epic test blast, this literal loose cannon proved too explosive for combat.

One part local history, 99 parts gruesome haunted house.

360° views of the city plus five floors of optical illusions and hands-on science.

A subterranean ice warehouse that has lain hidden beneath central London for over a century is now open to the public.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Go deep down into the earth to experience the world of Welsh coal miners.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

A colorful square marks the heart of the city's LGBTQ community.

A white oak with property rights.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Free public park and gardens filled with peacocks and peahens.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A private home built to resemble the shape of a microscopic creature.

The century-old bell and clock tower at UC Berkeley is the third-tallest in the world, and has fossils.

Handmade treasures from around the world.

A celebration of once forgotten materials.

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.