A small statue commemorates a centuries-old event that still hangs over the people of Leuven.

A tiny metropolis resides inside this student housing complex.

Where George Lemaître discovered the expanding nature of the universe.

A giant bug impaled on a 75-foot-tall needle.

An installation that makes understanding the size of the universe a walk in the park.

Though they might seem like arbitrary scratches in the wall, these were once official measures of length.

This whimsical statue dumps water on its head to symbolize knowledge flowing into his brain. Or maybe booze.

Banished from town, this local jester concocted a clever return.

A monumental toilet that is also host to rare plants.

The Belgian library displays burned books that were salvaged from the fires of both world wars.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

This giant urban staircase was built to keep the city's brave fighting men from getting waylaid in the red light district.

A once-magnificent collegiate church is falling into ruin.

Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

This Belgian observatory bears a striking resemblance to Futurama's Planet Express building.

A marble Lucifer hides behind the pulpit of this Gothic cathedral.

This abandoned Belgian fortress is purposefully being left to nature.

Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.

Hiding the longest subterranean river known in the world.

A fantastical bed and breakfast with magically unique rooms.

Dedicated to the American general whose reply to a German demand for surrender was simply "Nuts!"

A 600-year-old elm tree with a built-in seat and thatched roof.

Tintin's creator is celebrated in an immersive museum that's an astounding work of modern art.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.