Atlas Obscura
Macedonian Tomb of Agios Athanasios in Agios Athanasios, Greece
Encased safely inside a concrete protective shell beneath a 12-metre-high burial mound (tumulus) is a late 4th-century BC Macedonian tomb holding a breathtaking secret: flawlessly preserved, 2,400-year-old fresco paintings. Though ancient grave robbers stripped the burial chamber of its gold long ago, they left the spectacular artwork untouched. The tomb's facade features a striking pediment gu…