Seotal Oreum is an outdoor volcanic hill, so it's not a good rainy-day choice.

• Place type: outdoor attraction (oreum / volcanic hill).
• No indoor or rain-safe facilities are recorded in the data.
• Main features (gun emplacement, memorial site) are open-air.
• Parking is available on site.
• Operating hours and closed days are not specified.

Based on place_type (attraction), short_summary_ko (describes an outdoor oreum with hilltop and slope features), and operating.parking_available. experience_attributes.rain_safe and indoor_outdoor are both null, so the rainy-day judgment relies on the outdoor nature implied by the summary.

Seotal Oreum is a small volcanic hill on Jeju with parking, but child-specific amenities are not documented.

• Type: outdoor attraction (oreum / volcanic hill) in Seogwipo, Jeju
• Small scale: ~21m high, 704m circumference, ~29,094㎡ area
• Parking: available on site
• Stroller access, lactation room, and highchair info: not provided
• Child-friendliness rating: not specified in source data
• Site contains historical war and 4·3 incident memorial areas

Based on operating.parking_available (true) and the Korean summary describing the site's size and historical features. experience_attributes.child_friendly_level, accessibility.stroller_access, accessibility.lactation_room, and accessibility.highchair_available are all null, so kid-specific amenity claims cannot be made.

No foreign-language support is documented for 섯알오름; only Korean is confirmed.

• Korean-language support: confirmed available.
• English, Japanese, and Chinese support: not documented.
• Multilingual signage: not documented.
• Translated guide/menu materials: not documented.
• Audio guide, sign-language guide, and large-print guide: not documented.
• No localized place name (English/Japanese/Chinese) is on record.

Based on language_support.korean (true) with all other language_support fields null; canonical_name_en/ja/zh_hans and address_en are null; accessibility.audio_guide and sign_language_guide are null. Absence of data does not strictly mean absence of service on site.