- Lava balloon (Wikipedia)
A lava balloon is a gas-filled bubble of lava that floats on the sea surface. It can be up to several metres in size. When it emerges from the sea, it is usually hot and often steaming. After floating for some time it fills with water and sinks again.
- USS Merak (AF-21) (Wikipedia)
USS Merak (AF-21), the second Navy ship of the name, was the United Fruit Company cargo and passenger liner Veragua that served as a United States Navy Mizar-class stores ship in World War II.