U.S. Army M1A2 Abrams tank during exercise.

Russian tank during the fighting in the Botlikh region, Republic of Dagestan, Russia. August 15, 1999.

Mi-24 flying over Qal'at Najm (Najm Fortress) on the western bank of the Euphrates 15km to the east of Manbij, Syria.

A-29 Super Tucanos in flight over the Amazon Rainforest.

E-2C Hawkeye aircraft launches from the flight deck of the USS Theodore Roosevelt in the Pacific Ocean, Nov. 22, 2019.

F/A-18. Spanish Air Force.

A380 Asiana Airlines. Image from helicopter at 7,500 feet over downtown Los Angeles.

C-17. Early morning bank over the lovely Alaskan backdrop.

Marines exit an MV-22 Osprey at Marine Corps Base Camp Pendleton, Calif., Nov. 24, 2019, after returning from a seventh-month deployment in the Indo-Pacific.