Dinner in a fairy chimney

A family sits down to eat in their fairy chimney (a type of rock formation) in Cappadocia, Turkey.

Credit: Boisvieux Christophe/Hemis.fr/Getty.com

A girl in Bangladesh enjoys fresh roti.

FOOD FACT: Every year, more than 600 million metric tons (about 661 million short tons) of wheat are produced around the world.

Credit: S. Mojumder/Drik/CIMMYTMYT

Some homes that are built underground become almost invisible!

This group of nine houses is built around an artificial pond in Dietikon, Switzerland, and includes indoor and outdoor living space as well as shared underground parking.

Credit: Vetsch Architektur AG

This waterwheel could help power a small mill.

ENERGY FACTS: Scientists divide energy into two main types: kinetic (which means moving) or potential (which means it can be converted into kinetic energy). For example, rivers have kinetic energy. Your breakfast has potential energy—it provides the energy that you'll use throughout the day.

Credit: Eeris Teipel