Egypt

Sheets made with Egyptian cotton can cost over $900 — but not all cotton is created equal. Many products use the term "Egyptian cotton," but experts say there isn't enough Egyptian cotton grown to actually make all of the products that claim to use it.

Tunnels have run under Gaza for decades. But when Hamas took over, the underground network expanded into what Israel calls its biggest military threat. We decoded the long history of the Gaza tunnels to find out what makes it so hard to destroy.

Moscow has sought deals to buy back helicopter engines it previously sold to other countries.