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거북섬 · Gyeonggi-do
Open all year round, according to the official listing.

Photos: Korea Tourism Organization (KOGL Type3), shown unaltered.
| Mon | 9:00–18:00 |
|---|---|
| Tue | 9:00–18:00 |
| Wed | 9:00–18:00 |
| Thu | 9:00–18:00 |
| Fri | 9:00–18:00 |
| Sat | 9:00–19:00 |
| Sun | 9:00–19:00 |
| Holiday | Not listed — call ahead |
경기도 시흥시 거북섬로 207, 돌핀프라자 106호 (정왕동)
| Mon | 9:00–21:00 |
|---|---|
| Tue | 9:00–21:00 |
| Wed | 9:00–21:00 |
| Thu | 9:00–21:00 |
| Fri | 9:00–21:00 |
| Sat | 9:00–20:00 |
| Sun | 14:00–18:00 |
| Holiday | Not listed — call ahead |
경기도 시흥시 오이도어시장로 22 (정왕동)
Source: Korea Tourism Organization open API (modified listing as published). Hours can change without notice — please check the official website or call before visiting.