Here, we asked 25 notable outdoor enthusiasts—athletes, environmentalists, travel experts, advocates, and more—to each pick ...

America’s natural grandeur, wide-open spaces and vast frontiers have inspired patriots for generations. As Americans pushed west, we learned to work with the land. We established national parks to ...

Rainbow Natural Bridge surrounded by red rock landscape in Utah - Stephen Moehle/Shutterstock When you see a natural bridge, it's almost hard to believe that it wasn't secretly human-made. Seemingly ...

The Academy of Natural Sciences and the Mütter Museum have exhibitions about the role of plants in nation building. ''Botany of Nations,'' at The Academy of Natural Sciences of Drexel University, ...