This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

The medieval-looking hammer beam teak roof may be a Victorian vanity, but it's still absolutely magnificent.

These planks were originally installed to hold the dead.

There was a top secret plan during World War II to seal a group of soldiers inside the rock.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

World's largest working waterwheel has been around for over 150 years.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

Anonymously sculpted and donated, these sculptures made from poetry books and pages are sprinkled around the city.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

This unique collection of lawnmowers includes vintage blueprints and automatic robot mowers.

This enormous secondhand bookstore inside a Victorian train station sparked the "Keep Calm and Carry On" craze.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

The longest and tallest aqueduct in Britain can actually be sailed across.

A six-ton wedding present for the King of the Scots.

A preserved block of timber buildings from the city's industrial era in the Middle Ages.

This restaurant was removed from the famed sister ship of the Titanic and placed within a hotel.

This king penguin is a knighted brigadier of the Norwegian Army.

This early version of the guillotine was used to execute the man responsible for its construction.

This historic pub has maintained much of its 1906 decor, including a small sequestered room for women, where orders were slipped through a tiny window.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

Summer in Scotland begins with a spectacularly wild and colorful event rooted in ancient pagan traditions.

Macbeth's infamous "Great Birnam Wood."