Chicago isn't generally considered to have an ultra-high cost of living relative to its coastal, urban counterparts. But the Midwestern city is the most expensive major city if you need to rent a car.

Do you have a Costco membership and use it on a regular basis? We bet you have a shopping list every time you go. Maybe it's just a mental shopping list, but you want your trip to Costco to count. So, ...

Forbes contributors publish independent expert analyses and insights. I cover travel with a focus on safety and sustainability. As a frequent traveler, Chandra Gore has noticed some surprising changes ...