· 전화 예약 및 인터넷 예약은 탐방할 날짜 전 달 1일에 오전 9시부터 선착순 예약을 받는다. 예를 들어 5월 10일에 탐방하고 싶을 경우에는 4월 1일에 예약을 해야 한다. 당일 예약은 불가능하다. · 매주 화요일은 자연 휴식의 날로 운영하지 않는다.  · 매년 7월에 9일간 거문 오름 국제 트레킹 행사가 열린다. 걷기 행사와 함께 다양한 공연과 프로그램 등이 진행된다. 특히 이때는 울창한 숲이 펼쳐지는 ‘용암길’이 열리는 유일한 시기이다.
· Reservations by phone and online are accepted on a first-come, first-served basis starting at 9 a.m. on the 1st of the month prior to the date of visit. For example, if you want to visit on May 10th, you must make a reservation on April 1st. Same-day reservations are not possible. · Every Tuesday is not operated as a natural rest day. · The Geomun Oreum International Trekking Event is held for 9 days every July. Along with the walking event, various performances and programs will be held. In particular, this is the only time when the ‘lava road’ where the dense forest spreads is open.
· Telephone and online reservations start from 9 AM on the first day of the month before the planned visit date. For example, if one wishes to visit on May 10th, the reservation must be made on April 1st. Same-day reservations are not possible. · The facility is closed every Tuesday for a natural rest day. · Every July, there is a 9-day Geomun Oreum International Trekking event with various performances and programs, including a walking event. Especially, this is the only time when the 'Lava Trail', through a dense forest, is open.