The temperature in the cave is around 10°C/50ºF. Walking comfortable shoes and warm jackets are recommended, After a few kilometres ride from Postojna Cave you will experience the fairytale world of knights in an medieval marvel, more than 800 years old, the largest cave castle in the world, listed as one of the Guinness World Records. This is our usual proposal. If you want a signature tailor-made trip, we will prepare it just for you. Feel your unique travel experience designed by local pleasure experts. Please feel free to approach us with any special ideas and interests that you desire and we’re sure we can handle it to your satisfaction. Duration: Approx. 5 hours The tour is accompanied by local english speaking tour guides