Thousands of years of lost history are being revealed by the extreme weather.
The water level in the River Danube in Serbia plummeted due to the soaring temperatures and lack of rain, causing the Nazi fleet of 20 World War German warships to come back to life.
Hitler's Black Sea fleet was destroyed in 1944 as the Germans retreated from the Soviets.
Some of the Nazi ships still have guns, turrets, and broken masts, according to a report.
Many ships are believed to be buried under the river's sandbanks.
Serbian transport minister Belimir Trajilovi told local media that there are about 10,000 hidden bombs.
The continental dry spell is uncovering more lost history.
The "Spanish Stonehenge" is a prehistoric stone circle found in Spain.
Since 1963, it's been covered by water. The water level has dropped so much that it is now visible, but it has only been exposed four times.
Thehunger stones are found in dried up rivers. There were low water levels in the past.
A bad harvest, lack of food, high prices and hunger for poor people were all caused by the dry spell, according to researchers.
An inscription on a rock in the Elbe River near the northern Czech town of Dn states "If you see me, then weep", according to The Guardian. Life will become more colorful when this goes under, says one person in Germany.
In Italy's River Po, the heat exposed a 1,000-pound WWII bomb dropped, and 3,000 residents were evacuated while bomb disposal carried out a controlled explosion of the U.S. manufactured device.
The 100,000-year-old skull of a deer and other animals have been found in Italy.