This tiny little pool is said to be home to a malicious mermaid named Jenny Greenteeth.

The largest greenhouse in the world is home to over one million types of plants.

400-year-old garden, restored to beauty.

A 4,500-year-old forest is slowly being revealed from beneath the sands of a Welsh beach.

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

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

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

Be on the lookout for the symbolic insect all over the city.

A much-loved sculpture depicting the hero of a 1956 anti-Soviet uprising.

A diminutive statue that was inspired by the sculptor's own daughter.

This sculpture honors the man who was known as the "Righteous Among the Nations."

The metal leaves on this tree are engraved with the names of Holocaust victims.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

This statue of a falling man commemorates a teenage martyr of the Hungarian Revolution.

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.