Here are 10 of the most stunning hidden caves in the world. Take a boat ride, hike through the rocky paths, crawl through the chambers or dive with a parachute to access these hidden gems.
Skyscraper engineers throughout time have literally changed the way our cities look forever, a trend unlikely to end anytime soon.
Fieldwork carried out by a team of archaeologists in Norway's Mountains of Oppland is being assisted by melting glacial ice.
WWII memorabilia and militaria fans can find the perfect piece to match their collection on all corners of the internet.