Dodamsambong and Seokmun in Danyang have free admission and run 09:00–18:00 year-round. Parking is ₩3,000 for a small car and ₩6,000 for a bus (16+). The address is 644 Sambong-ro, Maepo-eup, Danyang-gun, Chungcheongbuk-do; tourist info is +82-43-422-3037. Pair the same day with Mancheonha Skywalk and adult admission is ₩4,000. The skywalk is closed every Tuesday (from 1 April 2024; open if Tuesday is a public or substitute holiday). Summer hours are 09:00–18:00 (ticket sales until 17:00); winter 09:00–17:00 (tickets until 16:00). The observatory is reached by shuttle bus only, and tickets are same-day on-site only. Call +82-43-421-0014~5. A practical day plan is morning Dodamsambong + Seokmun → about 10 minutes / 7 km by car → afternoon Mancheonha; skip Tuesdays if you want the skywalk. Figures below follow VisitKorea Dodamsambong, Mancheonha fees, and Danyang Tourism (Eight Views) as of 2 October 2026 (KST).
What should a day trip aim for?
Aim to see the three river peaks at Dodamsambong, the natural stone arch at Seokmun, and—when open—the Mancheonha Skywalk deck. Dodamsambong is Scenic Site No. 44 and Seokmun No. 45 (designated 9 September 2008). Budget 1.5–2.5 hours for Dodamsambong and Seokmun, plus 1–2 hours at Mancheonha (longer with queues) for a half to full day.
A short visit can stop at the viewpoint and Seokmun stairs. With more time, add optional boats, the story hall, zip wire, or alpine coaster—always with a call-ahead tone, because weather and operations change. Cheongnyangni ↔ Danyang Station is often about 1 hour 20 minutes by KTX and other trains (confirm Korail). From the station or terminal, a rural bus toward Jecheon Station alights at Dodamsambong in about 17 minutes. Buses to Mancheonha are sparse, so plan a taxi, rental, or same-day car if you skip driving yourself.
How to sequence the visit
Suggested order: park and check hours → Dodamsambong viewpoint → Seokmun stairs → transfer → Mancheonha tickets and shuttle → optional activities or riverside walk. On Tuesdays, drop Mancheonha and focus on Dodamsambong and Seokmun.
Step 1 — Morning at Dodamsambong and Seokmun
Park at the public lots, then follow signs to the three peaks. Admission is free; hours are 09:00–18:00, open all year. Parking is ₩3,000 (small car) / ₩6,000 (bus). Tourist info +82-43-422-3037, parking +82-43-421-3182, cruise desk +82-43-422-5593.
Seokmun sits about 200 m north of Dodamsambong. Climb roughly 170 iron steps to a pavilion, then about 50 m more to the arch. Admission is free. Stairs and slopes make strollers and wheelchairs a poor fit—wear sturdy shoes.
Optional paid activities often listed include the Hwangpo sailboat (adult about ₩3,000 / child ₩2,000), Sambong Story Hall (adult about ₩2,000 / child ₩1,000), and cruise or motorboat (adult about ₩15,000 / child ₩10,000). Confirm on site or by phone before you count on them.
Step 2 — Transfer and afternoon Mancheonha Skywalk
Dodamsambong to Mancheonha is about 10 minutes / 7 km by car. Address: 10 Otbawi-gil (94 Aegok-ri), Jeokseong-myeon, Danyang-gun. Park below, buy tickets, ride the shuttle, then walk the deck. Private cars do not drive up to the observatory. Tickets are same-day on-site only—no online or phone booking.
Adults (ages 19–65) pay ₩4,000; youth, children, and seniors (65+) ₩3,000; preschoolers free. Groups of 20+ are listed at adult ₩3,000 and similar discounts. Summer 09:00–18:00 (tickets until 17:00); winter 09:00–17:00 (tickets until 16:00). Closed every Tuesday; open when Tuesday is a public or substitute holiday. The official hours page does not spell out which months count as summer vs winter—call +82-43-421-0014~5 before you go. Peak waits at the deck can exceed one hour. Café guests still need an admission ticket.
Official optional rides include zip wire (individual about ₩30,000) and alpine coaster (about ₩18,000). The slide is listed as closed on the FAQ, so verify before planning it. Official fee pages do not list a fixed Mancheonha parking amount, so this guide does not quote one—confirm on site or by phone.
Step 3 — Optional riverside walk and return
If time remains, the Danyanggang Jando (about 1.12 km) runs along the river below the parking area. Rural buses from Danyang-eup toward Aegok/Suyanggae are few (sample times such as 09:40, 14:10, 18:00 appear on county tables)—recheck the timetable the day you travel. Local taxis include the Danyang coop at +82-43-422-2382.
Fees and hours checklist
Confirm the Tuesday closure and last ticket times (summer 17:00 / winter 16:00) before you leave home.
| Item | Amount / value | Notes |
|---|---|---|
| Dodamsambong + Seokmun admission | ₩0 (free) | 09:00–18:00 · year-round |
| Dodamsambong parking (small car) | ₩3,000 | Bus (16+) ₩6,000 |
| Mancheonha adult | ₩4,000 | Youth/child/senior ₩3,000 · preschool free |
| Mancheonha summer | 09:00–18:00 | Tickets until 17:00 |
| Mancheonha winter | 09:00–17:00 | Tickets until 16:00 |
| Mancheonha closed | Every Tuesday | Open on public/substitute holidays |
| Observatory access | Shuttle only | Same-day on-site tickets |
| Core adult day (self-drive) | ~₩7,000 | Parking 3,000 + skywalk 4,000 |
| Optional (confirm by phone) | Listed amount |
|---|---|
| Hwangpo sailboat adult/child | ~₩3,000 / ₩2,000 |
| Sambong Story Hall adult/child | ~₩2,000 / ₩1,000 |
| Cruise/motorboat adult/child | ~₩15,000 / ₩10,000 |
| Zip wire (individual) | ~₩30,000 |
| Alpine coaster (individual) | ~₩18,000 |
Addresses and phones again: Dodamsambong 644 Sambong-ro · +82-43-422-3037; Mancheonha 10 Otbawi-gil · +82-43-421-0014~5.
Easy ways to get the day wrong
Do not treat Mancheonha as Monday-closed, or quote adult admission as ₩3,000. Official guidance is Tuesday closed and adult ₩4,000 (from 6 October 2023). Older copy that opens winter at 10:00 is outdated—official winter opening is 09:00, with last tickets at 16:00.
Second trap: assuming you can reserve Mancheonha tickets. Sales are same-day on-site, and the deck is shuttle-only. Arrive after the last ticket window and you may get in with almost no time left—buy by 17:00 in summer or 16:00 in winter.
Third: underestimating Seokmun’s ~170 steps after rain or snow, or bringing a stroller. Fourth: stating Mancheonha parking as free—official fee pages do not list a fixed amount, so confirm on site. Fifth: planning the skywalk on a Tuesday and finding the gate shut—use Dodamsambong and Seokmun only that day, or shift the trip.
FAQ
What are Dodamsambong and Seokmun admission and hours? Both are free, 09:00–18:00, year-round. Parking is ₩3,000 / ₩6,000. Address 644 Sambong-ro; info +82-43-422-3037. Seokmun is about 200 m and ~170 steps from Dodamsambong.
What about Mancheonha Skywalk fees, closed days, and access? Adult ₩4,000; closed Tuesdays (open on public/substitute holidays); summer 09–18 (tickets to 17) / winter 09–17 (tickets to 16). Same-day on-site tickets; shuttle only to the deck. About 10 minutes / 7 km by car from Dodamsambong. Tel +82-43-421-0014~5.
One-line wrap-up
For a Danyang day, walk free Dodamsambong and Seokmun (09–18, parking ₩3,000) in the morning, skip Tuesdays, drive about 10 minutes, then add Mancheonha adult ₩4,000 (shuttle, on-site tickets).
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