One of the trees in Manchester’s Piccadilly Gardens is actually a World War II memorial, and it's made of metal.

This statue of an everyday cleaning tool sits proud upon a plinth in Manchester's coolest quarter.

A tiny, heartwarming piece of art hiding in plain sight.

When the city of Manchester built a new centralized heating network, they did it with style.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

A set of seven houses, each built in a style that represents a European country.

This plaque marks the former home of one of the first women physicians in the Netherlands.

The mirrored section takes the shape of Hebrew characters when viewed from above.

One of Amsterdam's narrowest houses is located right across the canal from its widest.

Amsterdam's former hotspot for public executions and dissections.

Widely advertised as Amsterdam’s narrowest street, this passage was once a highlight of the Red Light District before its windows closed.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

A statue commemorating 'the greatest inhabitant of Amsterdam of all time.'

Striking, enormous gold-plated sculpture of Buddha installed in the 19th century.

Check the time in 145 countries at once with this East German relic.

The (fictional) address of Sweeney Todd's bloody barbershop.

Celebrating the man behind the Mangrove, a restaurant that became a crucial hub for Black activism in London.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

Winding paths and ramshackle mausoleums in the oldest "park cemetery" in London.

Black cat statues guard this temple-like Egyptian revival factory.

Canada's largest dinosaur skeleton was hidden away in storage for more than 40 years.

A unique subway station where pillars evoke ancient civilizations.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.