Ammonite fossil from Madagascar (© ThomasLENNE/Shutterstock)

Leshan Giant Buddha, Sichuan, China (© www.anotherdayattheoffice.org/Getty Images)

Using grid lines is a flexible and powerful way to place your elements on a grid, but, when looking at the code, it might be a bit hard to visualize.

Harbor seals at Robert Moses State Park, Long Island, New York (© Vicki Jauron, Babylon and Beyond Photography/Getty Images)

There’s truly nothing more liberating than deleting all of your work by mistake (or having it deleted). That’s why it never hurts to have multiple distribution (and backup) strategies. A newer way is invented every day:

gcc -o delete-this-file.c

Artist Saype poses with his land art painting at UN Headquarters, Geneva, Switzerland (© Valentin Flauraud/EPA-EFE/Shutterstock)

Hungarian Parliament Building, Budapest, Hungary (© Alexander Spatari/Getty Images)

Male hooded merganser, Oregon (© Eric Vogt/TANDEM Stills + Motion)

Fall colors in Shenandoah National Park, Virginia (© Michael Ver Sprill/Getty Images)

A traboule in Lyon, France (© TPopova/Getty Images)