| Opens | Closes | |||
|---|---|---|---|---|
| On site - GRNOG members | Sep 29, 2026, 2:14 PM | Nov 30, 2026, 11:59 PM | 44 / 160 | Register |
| On-site - Guests (non-members) | Sep 29, 2026, 2:15 PM | Nov 30, 2026, 11:59 PM | 3 / 55 | Apply |
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Serafio City of Athens
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