TravelRetracing the LimesTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoTravel05/28/2022May 28, 2022The Limes was a huge frontier fortification system. Some of its forts and watchtowers have been preserved and restored. With some sections already on UNESCO’s list of World Heritage Sites, more could be added in 2021. https://p.dw.com/p/3w6YZAdvertisement