A Gallery of Standing Stones, Cairns, and Castles of ScotlandScotland's archaeological sites illustrate a profound history from ancient settlements to significant ceremonial and military locations.
Study: Why Aztec "death whistles" sound like human screamsAztec death whistles are believed to have religious or ceremonial significance, producing unique sounds that evoke strong emotional responses.
A Gallery of Standing Stones, Cairns, and Castles of ScotlandScotland's archaeological sites illustrate a profound history from ancient settlements to significant ceremonial and military locations.
Study: Why Aztec "death whistles" sound like human screamsAztec death whistles are believed to have religious or ceremonial significance, producing unique sounds that evoke strong emotional responses.