Came across this story on the BBC website today about a group who retrieve Russian and German tanks that became bogged down and "lost" in swamps and waterways during the fighting on the Eastern Front.
http://www.bbc.com/future/story/20180312-the-salvagers-who-raise-world-war-two-tanks-from-the-dead
Their restored KV looks incredible. And they are paid to do it all....must be a interesting job.
Not a bad job at all.