The excursion begins with a traditional boat trip to the island on Lake Bled, the world-famous Alpine lake renowned for a medieval castle perched on a cliff above the lake. Visit the 15th-century church and admire the bird's eye view of the lake and its island. Return to the shore and visit the museum in the oldest castle in Slovenia, picturesquely located on a cliff, high above the lake. Then a short walk and time to relax in the cafe, where it is worth tasting the traditional creamÅ¡nita cake. the tour continues to Postojna Cave - the best-known cave in the world. It is also the greatest tourist attraction in Slovenia and one of the world's largest Karst monuments. Expreience a unique and adventurous ride with a special train, it is one of the most diverse cave systems in the world, with 21 km of passages, galleries and magnificent halls, which offer an unparalleled experience of the underground world and a large diversity of underground animals - including the world famous human fish (proteus anguinus). The temperature in Postojna cave is a constant 9º C / 48 Fahrenheit, so warm clothes and comfortable shoes are recommended. The programme includes a visit in Predjama Castle in the idyllic village of Predjama. The castle reigns over the surrounding area, perched high up in a vertical cliff not far from the Postojna cave. It has been placed on lists of top 10 castles to see in the world.