MOST VIEWED PHOTO GALLERIES

February 1945. Below icy Norwegian waters HMS Venturer stalks German U-Boat 864 in a rare WWII submarine attack where both...

February 1943. After facing down three destroyers in the Japanese occupied harbor of Kiska, Alaska, an American submarine...

Draining Hawaiʻi reveals Japan's secret weapons, from mini-subs to fighter planes, with the wreck of USS Arizona a reminder...

Unga, a special bonobo who has overcome a stroke, gives the vet team a scare on the way to her annual exam. Yin and Yang, two...

The Regina Rifles fight to capture the Abbaye D'Ardenne and liberate the city of Caen. Allied forces had planned to take the...

After a nighttime crossing of the Savio River, a platoon of Canadian tank hunters fights off Nazi Panther tanks with only the...

Ghost, we see you. Matt helps a father and son struggling with their white German Shepherd, Ghost. Ghost attacks anyone that...

This brand new series reveals the extraordinary feats of engineering hidden inside the world's most spectacular man-made...

Activate is a six-part National Geographic documentary series about the Global Citizen movement's efforts to eradicate extreme...

Survivalist Hazen Audel braves the largest plateau in Europe to retrace the white-knuckle escape of Norwegian commandos who...

Eyewitness; compelling stories of disaster, told through the eyes of those who were there. A Mine Collapses in Chile,...

Montecito is hit by a devastating natural disaster that leaves its residents fighting for their lives. Overnight, the quiet...

Stranger Than Nature investigates the strangest real-life stories from the natural world. From the weird & wonderful to the...

The Vikings were among the fiercest warriors of all time. Yet only a select few carried the ultimate weapon of their era: the...

Actor Anthony Anderson and his younger "Black-ish" co-star Marsai Martin face off in a series of games with Keegan-Michael Key...