Republic of the ChildrenWikimedia CommonsRepublic of The Children, La Plata, Argentina.

Amusement parks have been a family favorite for years.

The roller coasters. The Ferris Wheels. The illegal border crossings.

Yes, there's a park based around that theme.

There's a huge assortment of bizarre amusement parks around the world.

From mermaid performances to a Soviet era-themed world, we rounded up the world's strangest amusement park attractions.