Top Spy Gadgets Of The 60s And 70s - In Pictures

Tree stump with ears

It’s not just a tree stump...it’s a listening device that can intercept radio transmissions for the CIA. The US intelligence agency installed it in the suburbs of Moscow in the early 1970s. It is noteworthy that the stump worked on solar panels. But in the end, the KGB found and neutralized this "bug."