Captain America, Sub-Mariner, and the Human Torch were all born in this art deco Manhattan masterpiece.

Plot your trip through the city on the sidewalk.

A stunning, two-tiered waterfall made famous by poets, artists and the legend of a ghost dog.

This Russian bar-restaurant lies within a three-story underground bathhouse.

Unusual books about food and drink abound in this 19th-century New York townhouse.

Nikola Tesla's former home contains an homage hidden from plain sight.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

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

Legend says this demonic carving inside a medieval cathedral was one of Satan's minions.

The oldest of the three remaining bridges in England with buildings on top of them.

Competitors race wooden replicas of pungent blue cheese.

Museum celebrating the history of computers, especially their role in codebreaking.

A complicated contraption for telling time by the moon.

This tree was grafted from the actual tree that led Isaac Newton to ponder the theory of gravity.

This well-preserved Cistercian Abbey in a romantic pastoral setting has inspired artists like the poet Wordsworth.

During this yearly Welsh swimming race, competitors tread through the fetid waters of a bog trench.

The largest known medieval map of the world.

Home to the most complete dodo remains known - one head, and one foot.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

One of the few surviving examples of Victorian-era public toilets now houses a small homestay.

Britain’s longest ancient monument, this great 8th century earthwork was built to mark the boundary between what would become England and Wales.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

A beautiful ruin of a 14th-century Plantagenet castle built by a medieval mercenary.