| Opens | Closes | |||
|---|---|---|---|---|
| On site - GRNOG members | 31 Mar 2026, 13:10 | No deadline | 40 / 160 | Register |
| On-site - Guests (non-members) | 31 Mar 2026, 13:10 | No deadline | 4 / 40 | Apply |
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30 June 2026
Serafio City of Athens
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