With the help of icebreaking vessels, Saimaa’s icy waters remain navigable for much of the year.
Image of the Day Life Snow and Ice
Major cities in northwestern Europe shine bright in this nighttime photo, taken by an astronaut aboard the International Space Station.
Image of the Day Human Presence
Rivers overtopped their banks and submerged thousands of homes in Russia and Kazakhstan.
Image of the Day Land Water Floods
Researchers used satellite data to calculate the depth of water in this transient freshwater body.
Image of the Day Remote Sensing
Astronauts and photographers captured unforgettable views of Earth and the Sun as the Moon’s shadow swept across North America.
Image of the Day Atmosphere Land Unique Imagery