4. The Zumwalt-class destroyer

The Zumwalt-class destroyer is a class of United States Navy guided missile destroyers designed as multi-mission stealth ships with a focus on land attack. Zumwalt has stealth capabilities, having a radar cross-section akin to a fishing boat despite her large size. On Dec. 7, 2015, Zumwalt began its sea trial preparatory to joining the Pacific Fleet.