Wild Castles

Heidelberg: Secrets in Stone (1x1)

Air date: Sep 01, 2017

Standing deep in the German countryside for over 500 years, Heidelberg Castle was once home to the country's first university and is now part of the surrounding ecosystem. From toads swimming in the grounds' fountains to peregrine falcons nesting in the bell tower, tour a medieval mausoleum steeped in nature.