Photo of a pair of butterflies with patterned wings on a flowerPhoto of a pair of butterflies with patterned wings on a flower
Refueling of two fighters in the sky over the oceanRefueling of two fighters in the sky over the ocean
Mustang planes in the open sky near the top of the mountainMustang planes in the open sky near the top of the mountain
Smoke is a stable dispersed system consisting of fine solid particlesSmoke is a stable dispersed system consisting of fine solid particles