A large section of the horizontal border looks incredibly straight on most world maps. In particular, the 2,027-kilometer ...

The Danube River, flowing through 10 European countries, stands unmatched in its geopolitical reach and historical significance. This vital waterway, Europe's second-longest, has shaped empires, ...

Every year, millions of wildebeests charge across Africa’s rivers in a desperate bid for survival. Beneath the surface, ...

Parcel 0712 is part of a complex of oil and gas leases in ecologically valuable sagebrush-steppe that the Bureau of Land Management has proposed for auction in June.