The Eagle´s Shadow by Oscar Luis Rigiroli

The Eagle´s Shadow is an anthology including two historical thrillers written by the author that have a common substrate, the myths that served as a spiritual basis for Nazism that  although having been defeated in the second world war still exert  an  influence in  certain circles in the present. The works that compose it are:

Himmler´s Legacy:Anchored in remote medieval origins and using a genetic distinctive feature as a red thread, the story starts in a castle in Nazi Germany, a SS training and command center.

The plot leads first to Antarctica where scientists carry on enigmatic military activities. Among them there are fanatical Nazis and skeptical scientists and soldiers, a fact that is premonitory of the conflict that will soon develop.
Some of these characters finally arrive in Argentina. Their knowledge of the activities in Antarctica expose them to persecution and great risks.
The nowadays characters attempt to unravel the strange legacy they have received, mixing strange Nazi mythology and very specific interests. They are thus faced with very evil men,
The action shifts from Buenos Aires to Rio de Janeiro and finally to an area of forests and lakes in Patagonia until its dramatic culmination.Vibrant thriller in its enterity.

Blood Runes: In the eleventh century, after leaving the misty shores of Markland a Viking drakkar is dragged to the Yucatan Peninsula where the Mayan culture flourishes. By marrying the daughter of a tribal chief, Bjarni becomes aware of a treasure hidden in the ruins of an abandoned temple. Years later he decides to return to Greenland but his ship sinks. Upon reaching land he leaves runic inscriptions referring to the Mayan treasures and to intriguing ruins of a city of white men above the Arctic Circle, site of the legendary Thule according to clairvoyants linked to Nazism. At the present time a group of researchers from a virtual society is following in his footsteps but must face a powerful group seeking to restore the Thousand Year Reich on the one hand, and looters of cultural treasures on the other.

Short:

The Eagle´s Shadow is an anthology including two historical thrillers written by the author that have a common substrate, the myths that served as a spiritual basis for Nazism that  although having been defeated in the second world war still exert  an  influence in  certain circles in the present. The works that compose it are Himmler´s Legacy and Blood Runes.