Listings >> Tours & Attractions >>Outdoors >>Indoors >>Nature >>History >>Culture >>Half-Day >>Day Werfen Ice Caves & Hohenwerfen Castle Private Tour Website On today’s program: a natural wonder of the Alps or a medieval castle. The fantastic ice world is the largest on earth. You’ll walk through this underground glacier world or, alternatively, visit the Hohenwerfen Castle. Photo gallery All photos (1) Rate and write a review Cancel reply Your email address will not be published. Required fields are marked *Your Review Name * Email * Website CAPTCHA Code* Your overall rating of this listing: Title of your review: Salzburg Salzburg AT Get directions Culture Day Half-Day History Indoors Nature Outdoors Tours & Attractions