BERLIN—A large wildfire on the German-Czech border is spreading and threatening to destroy a forested national park popular with tourists.
The fire in the region, called Bohemian Switzerland on the Czech side and the Saxon Switzerland national park on the German side, started last weekend. It had seemed to be under control but spread again early Thursday, German news agency dpa reported.
Hundreds of firefighters on both sides of the border battled the flames with help from reinforcements from neighboring Poland and Slovakia. Eight firefighting helicopters were working to douse the flames in the hilly and rocky region that is difficult to access and where about 250 hectares (618 acres) of forest were burning Thursday….