NEROS
| Date | Clue |
|---|---|
| 2018-02-04 | "Peter ___ Greatest Hits" (1974 album) |
| 2012-10-01 | ___ Circus (ancient Roman stadium) |
| 2010-01-24 | ___ Circus (ancient Roman arena) |
| 2007-02-10 | "Peter ___ Greatest Hits" (1974 release) |
| 2007-01-07 | ___ Circus (where St. Peter was crucified) |
| 2006-12-10 | ___ Circus (ancient Roman arena) |
| 2003-10-24 | ___ Circus (old Vatican area) |
| 2000-06-01 | ___ Circus (where St. Peter was crucified) |
| 1997-09-21 | Pianist Peter and family |
| 1996-07-07 | Operas by Boito and Mascagni |