This massive formation hidden in the desert is one of the largest natural arches in the world but remains vastly unknown due to its remote location.

There's a single McDonald's where the typically golden arches are blue, and it's in Arizona. Here's what to know and how to see the unique sight.

U.S. News Insider Tip: Even with reservations, visitors can wait in line for over an hour to get into Arches National Park. Plan to visit at sunrise or sunset instead to beat the heat, reservation ...

This national park and its famous arch are dedicated to the country's westward expansion. The stainless steel Gateway Arch – an engineering marvel – was designed and submitted by Eero Saarinen ...