Castle Werdenfels, located in Garmisch-Partenkirchen, Germany, is a spooky old ruin with a dark past. Legend has it that it was the site of a tragic love triangle and later used as a prison during the witch trials. Some say accused witches were even burned at the stake in the courtyard! Today, visitors can explore the eerie arches and courtyards where these chilling events took place.

Besides the spooky history, the castle ruins are fun to explore and it's not too much of a challenge to reach it. It's a great place for a hike!