Evidence
Each row links back to the complete public-domain source text and the structured extraction record.
| Tradition | Source | Passage | Confidence | Evidence | Record |
|---|---|---|---|---|---|
| Norse | Myths of the Norsemen: From the Eddas and Sagas | CHAPTER XIX: HEL / L. E. R. / CHAPTER XXI: BALDER / CHAPTER XXII: LOKI; lines 8173-8286 | high | Despite Bifröst and Heimdall's watchfulness, the gods fear frost giants may enter Asgard and decide to build an impregnable fortress. | record |