The twister tore roofs off homes and flattened forests as winds raged to speeds of 170 miles per hour.

Though there are more than one million dams and other barriers on Europe's rivers, little disrupts the natural flow of the Vjosa River.

In October 2022, a substantial amount of water returned to this ephemeral lake in South Australia.

The fertile flood plains around the San Miguel River are conducive to maize and other agricultural production.

Smoke, cloud wakes, and an abundance of phytoplankton off the coast of Chile punctuate this spring scene.

The berg maintained its huge size as it drifted into the turbulent passage between Antarctica and South America.

Seasonal fires and a mix of other pollutants darkened skies in Delhi and beyond.