From ljubljana to the coast there is a myriad of sights to see in slovenia and youll visit some of the best of them on this small group day trip from the slovenian capital begin at the dramatic predjama castle before descending into the unesco listed kocjan caves one of the largest karst caves in europe then marvel at the lipizzaner horses in lipica and finally relax on the coast in charming medieval piran where you can indulge in a fresh seafood meal or go swimming in the adriatic se