Area : Hyohyeon Tunnel, Gyeongsangbuk-do, South Korea
Population : 0
Alternate names : Hyohyeon Tunnel,hyohyeonteoneol,효현터널
Feature : railroad tunnel
Elevation : 0M
Dem : 72M(digital elevation model, srtm3 or gtopo30)
Lat/Long : 35.81904, 129.18672 (, )
Current Time : 2026-06-25 10:27:26