Are sinkholes prevalent only in North America?

There are certain areas of the U.S. and the world that are more prone to sinkholes than others. ... There's a sinkhole called the Boesmansgat in South Africa, as well as Lake Kashiba in Zambia, and a sinkhole in the town of Mount Gambier, South Australia. read more

From a geological standpoint, sinkholes can and will occur for many reasons natural and anthropogenic. To use the UK as an example, in the north east region we have had sinkholes happen due to the dissolution of late Permian gypsum creating karst systems that periodically cause sinkholes. read more

As you just figured it out, it’s not only Florida that needs to worry about sudden cave-ins and sinkholes but between 20% (only karst) to 40% (salt, gypsum and karst) of the USA. Indeed, sinkholes are common where the rock below the land surface can naturally be dissolved by groundwater circulating through them, i.e. limestone, carbonate rock, salt beds, karst. read more