Some features of this site are not compatible with your browser. Install Opera Mini to better experience this site.
Round 1 was full of upsets and surprises. Now it is time to pick your favorites from the “Neat 16” competitors in another week of voting. Round 2 ends on April 6 at 9 a.m. Eastern (U.S.)
To celebrate our 20th anniversary and the 50th anniversary of Earth Day, we want you to pick our all-time best image in a five-round knockout-style tournament. The brackets are: Past Winners, Home Planet, Land & Ice, and Sea & Sky.
Click to vote for one image in each pair. Click on each image headline to open a larger version, see complementary images, and read more about them.
View the current standings.