Smallest house in Toronto sits on a lot meant to be just wide enough for cars to drive through.

This knick-knack-covered house (complete with a matching van) is a charming oddity in the middle of a modest downtown neighborhood.

One of the smallest bookstores on the planet.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

A unique seaside cave where Aleister Crowley faked his own death.

A garden in Lisbon filled with giant porcelain creatures.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

An early work of the architect Álvaro Siza Vieira, these swimming pools blend into the beach.

This museum is home to one of the biggest collections of printing press technology—plus a river view.

This historic streetcar system has been running since the 19th-century.

The walls of this small village have been turned into a living street art gallery.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

In the Monastery of São Vicente resides a gallery devoted to a breathtaking collection of seashells.

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

This giant sculpture made of trash is a critique of society's wastefulness.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

Building owners can take out tiles for free at this repository for historic building materials.

Catering to broken dolls for almost 200 years, this repair shop is now a charnel house of doll parts.

Perhaps the most spectacular grotto along the Algarve coastline.

Elaborate tile work in this railway station tells the story of Portugal.