The world's northernmost botanic garden has 25 collections of plants from arctic and alpine regions.

The first and only troll museum in Norway has interactive exhibits, friendly staff and a small gift shop.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

The phone booths in this English town have distinctly milky hues.

Historic medieval fortified city in southwest France.

This park and coal mine heritage site is home to two of the last steam winding engines in the UK.

The world's first invisible city square is an homage to a man who pushed the boundaries of art.

These small, triangular, colorful houses are a staple of Madeira Island.

Crafted from ocean litter, this sculpture highlights the ills of overconsumption.

This centuries-old canal known as the Cuckoo Dyke has a staircase of locks suitable for a giant.

A headstone notes where the most famous of Robin Hood's legendary Merry Men is reportedly buried.

The heroic tale of a remarkable pup who refused to leave her master's side, no matter what.

A wooden street sign is the last remnant of this 400-year-old alleyway.

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

An abstract monument to a symphonic composer.

During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

Seven dragon statues—including one that breathes real fire—are scattered throughout the streets of Krakow.

Krakow's own version of the Hollywood Walk of Fame.

Legend holds that this knife serves as a chilling reminder of the deadly rivalry between two local builder brothers.

This 135-year-old weather station studied the effects of the climate on human health.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

A great example of the inventive canal bridges that were deliberately split down the middle.

This 15th century pub is one of only two pubs in England situated on consecrated ground.