The Azores, off the coast of Portugal, are a beacon of sustainability. Eco-tours across these islands showcase unique ecosystems and sustainable practices. On the mainland, the Parque Nacional da ...

Park visitors agree: riding along the 27-mile Park Loop Road is the best way to do a quick tour of Acadia (and makes a strong case for renting a car). Popular sights and trails like Sand Beach ...

The lake sits east of the Icefields Parkway in the southern portion of the park, and travelers can access the area with their own car, in an excursion bus or even as part of a motorcycle tour.

Johnson. Photograph by Krista Rossow, Nat Geo Image Collection In 1978, Congress nearly doubled the national park’s initial size with the addition of about 36,000 acres that had been logged.

The president of Bolivia, Evo Morales, officially inaugurated the 60 MW Uyuni Photovoltaic Solar Plant on Saturday. The project is located in the municipality of Uyuni, in southern Bolivia.