Studying preserved footprints in New Mexico continues to provide insight into the first human movements in North America. A research team believes the footprints are more than 23,000 years old ...

It is the site of a dramatic moment in Scottish history. The Isle of Skye's rocky shoreline is where Charles Edward Stuart - ...

Choose from Bird Footprint Background stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection ...

The bottom of the Calypso Deep, a 5,112-meter deep depression in the Ionian Sea, contains one of the highest concentrations of marine debris in the deep ocean: it is yet another testimony to the ...