![Aerial-view-of-the-outer-alster-lake-with-swimmmers-during-Ironman-in-Hamburg](https://videocdn.cdnpk.net/videos/ecc6b282-8d67-4cd1-83b9-517fc9ea163b/horizontal/thumbnails/small.jpg)
Aerial view of the outer alster lake with swimmmers during Ironman in Hamburg
1080p 00:25
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