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청계사(경기) · 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 | Closed |
| Sun | Closed |
| Holiday | Not listed — call ahead |
경기도 과천시 문원청계2길 4, 1층 (문원동)
Source: Korea Tourism Organization open API (modified listing as published). Hours can change without notice — please check the official website or call before visiting.