Caño Cristale is a river in Meta, Colombia in the province of Serrania de la Macarena. But this is no ordinary river. The colors that can be seen here have caused the river to be deemed by many as the most beautiful in the world.
Tunnel of Love, Ukraine This tunnel is actually still used today — trains chug through it three times a day to deliver wood to a factory. It's believed that if couples who are truly in love hold hands and cross the tunnel, their wishes will come true.
Why Does This Indonesian Volcano Burn Bright Blue?