The next phase of the blistering summer is here, with warnings of more deaths, record high temperatures, drying rivers, drought and nuclear power problems.

Another wave of intense heat is set to sweep across an already parched Europe this week, raising wildfire risks, threatening crops and drying watersheds feeding the region’s critically low rivers.

Europe's heat wave exposes buried history and new threats — Nazi-era wrecks emerge from the Danube, nuclear reactors face cooling risks, and Greece battles deadly wildfires.

PARIS: Much of Europe is bracing for yet another heatwave following periods of scorching temperatures that have driven rivers to record lows,

Italy took the unprecedented step of putting all its major cities on the top level of health alert due to high temperatures on ​Thursday, while Hungary turned off the lights at some of its best-known buildings to save energy as a heatwave maintained its grip on large parts of ‌Europe.

Near Opatovac, Croatia,receding water levels have also begun to reveal a shows the wreckage of the Hungarian cargo ship Fulton which sunk in the Danube in 1937 while transporting coal.

Asian travelers' appetite for Europe remains resilient despite record-breaking heat, with spending in Northern Europe projected to increase.

Italy put all major cities on the highest heat alert on Thursday as a Europe-wide heatwave strained power supplies, disrupted river shipping and intensified wildfire risks. Low Danube water levels hit nuclear power operations in Hungary and Romania.