소개
Immerse yourself in one of the longest caves in the world. With over 220 miles of mapped and surveyed passages, this underground wilderness appeals to human curiosity. Its splendor is revealed through fragile formations and glimpses of brilliant color. Its maze of passages lures explorers, and its scientific wealth remains a mystery. This resource is truly a jewel in the National Park Service.
출처: U.S. National Park Service (NPS). 일부 이미지는 third-party 라이선스이며 표기된 출처를 따릅니다. 운영시간·입장료 등 최신 정보는 공식 안내를 확인하세요.