How did Germany get the names of Wolf Cave, Eagle Cave and Death Cave in World War II? Where are all those places?

The Wolf Cave (Germany: Wolfsschanze) was the code name of one of Adolf Hitler's military headquarters in World War II, which was named after Hitler himself used the nickname Wolf. The wolf acupoint was located in Rastenburg, East Prussia, Germany at that time, which is now Kenqin (K? ? 1trzyn) is built in the dense forest about 15 kilometers east for the Barbarossa Plan in 1941. It consists of a series of bunkers and bunkers surrounded by barbed wire. The headquarters was destroyed and abandoned when the Germans retreated on January 25, 1945. The ruins of the wolf cave are now tourist attractions. Kehlsteinhaus is located in the Alps near Berchtesgaden, Bavaria in southern Germany, with an altitude of 1,881 meters. It was built by martin bormann in 1938 as a villa for Hitler's 5th birthday. Hitler used it to entertain important guests. Hitler has been to Ying Chao for about 1 times, and most of them didn't stay for more than 3 minutes. In 1945, the allied forces bombed Ying Chao, but it was not damaged. Today, "Ying Chao" has become an important tourist destination. The relevant information of the dead point could not be found, sorry.