Home of more than 700 caves (some of which offer­ing the oppor­tu­ni­ty to ride a boat inside) and sev­er­al deep abysses, the Slo­vak Karst is inscribed in the World Her­itage list togeth­er with the con­nect­ed ”’Ag­gtelek cave sys­tem”’ across the Hun­gar­i­an bor­der.