Brown bears have woken from hibernation at Greece’s Arcturos Sanctuary, marking the arrival of spring. Visitors can now see the bears in action.

Greece is on the front line of climate change ... A precautionary ban on the movements of vehicles and people in national parks, forests and other high-risk areas was also put in place.

southwest of Greece's capital, Athens. Firefighters assisted by five water-dropping aircraft were also battling a forest fire ...