An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

Over 70 independent businesses have set up shop in this former Victorian department store.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

One of Manchester’s museums has gathered and preserved British political paraphernalia covering over 200 years.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

Atop this electronic store resides a massive fighter jet.

A subterranean house of worship carved right out of the bedrock.

An abstract monument to a symphonic composer.

One of the oldest structures in Helsinki is this burrow grave that dates back to the Bronze Age.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

It houses the remains of a 17th-century version of the Titanic.

The Swedish flag over this small naval fort signals that the nation is at peace.

Stockholm's deepest subway station is also a stunning ecological wonder.

A temporary art piece to celebrate LGBTQ Pride is now a permanent part of Stockholm's traffic landscape.

The world's largest model of our planetary system.

This gem from the industrial age helps visitors and residents alike traverse hilly Stockholm.

This small museum nestled inside a souvenir shop is dedicated to Sweden's most well-known toy.

Stockholm's narrowest alley is barely over two feet wide.

Too much gossip or just missing curfew could land you in here for a couple of days.

A perfectly preserved hill village where the buildings are painted like white lace.

Macabre astrological automaton clock dating to the late 1400s.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

The last Tsar of Russia constructed this private church just so he could attend services when visiting his wife's hometown.