Moscow is shaped like a large wheel, with highways, or "ring roads," circling the city and a series of smaller streets stretching outward from the city center like spokes. Moscow is further divided by ...

Since Philadelphia is arranged on a grid system, the mostly one-way roads are easy to navigate. Helpful maps are posted along street corners across the city – watch for the "Walk! Philadelphia" signs ...

Are you in the mood for a little fall cleaning? If you’re looking around the house and wondering where to start, maybe peruse ...