When tide and current turn a tiny bay into a bowl of plankton, manta rays gather for a roiling, whirling feast.

Be hypnotized! Gawk at cows! Indulge in fried Coca-Cola! Follow along as Garrison Keillor goes to the fair.

Enter the otherworld of The Lord of the Rings in New Zealand’s Tongariro National Park.

Migrations and wars dispersed Serbs across the lands of former Yugoslavia. Now they look to Europe with hope.

A new generation of giant telescopes will carry the eye to the edge of the universe.

The state fair is about now—and the chance for a 12-year-old to cut loose before a new school year.

In 1918, photographer Lewis Hine photographed a young Serbian refugee in the aftermath of World War I.

Decorate your desktop with beautiful images from this month's issue of the magazine.

Each month, National Geographic features breathtaking photographs in Visions of Earth.

Submit your photo, check out Your Shot jigsaw puzzles, and see reader photos published in National Geographic.

Self-correcting glasses are one of the stories in this month's slate.

Test your knowledge of telescopes—and your crossword skills—in our new Geopuzzle.