What the Ancient Bog Bodies Knew the first comprehensive study of a 7000 year old burial tradition reveals an often violent final ritual. Hear about it here on Urban Legends and Stranger Truths. When Roy van Beek was a teenager in the Netherlands in the early 1990s, he made a field trip to a local museum to see an exhibit of bog bodies ancient human remains, both skeletal and naturally mummified, interred in the wetlands and the spongy turf of Northern Europe