UC2 Kraka

Kraka, or UC2 Kraka was an amateur-built midget submarine completed in 2005. She was built by Peter Madsen, Claus Nørregaard and several other people. The overall length was 12.6 meters and she displaced 6 tonnes. The propulsion was diesel-electric with two engines, a 16 hp diesel and an 8 hp electric. Kraka can be seen at Denmark's Technical Museum in Elsinore.