Located near Maastricht, Valkenburg aan de Geul enchants visitors with its underground Roman caves, hilltop castle ruins, and ...

Valkenburg aan de Geul offers a rare mix of natural beauty and history. Wander through Roman-era caves, visit the dramatic castle ruins, and enjoy panoramic views of Limburg’s rolling hills. Only a ...

Baobabs are sometimes called "upside-down trees," because their branches look like roots reaching skyward. Of the eight ...

We propose in a recently published review paper that the coast of southern Africa was likely where Homo sapiens began the ...

A river filled with sewage, broken TVs, dead dogs and used needles or a clean, bird-luring oasis lined with indigenous plants ...

Four nights a week, Given Zuli packs some food, meets his colleagues at the entrance of an abandoned coal mine in South ...

In our review, we accepted that modern humans arose in Africa during the Middle Stone Age about 200,000 years ago and then replaced populations of hominins outside the continent between 60,000 and 40, ...