Over millions of years, the Lehigh River in Pennsylvania carved out a rugged, steep-walled gorge that is full of thick vegetation and hidden waterfalls. One of the best ways to soak in the natural ...
A UNESCO World Heritage Site, the Darjeeling Himalayan Railway is a charming narrow-gauge train that climbs from New Jalpaiguri to Darjeeling. The two-foot-wide tracks twist through tea plantations, ...