1. School of Community Resources & Development, The Hainan University—Arizona State University Joint International Tourism College, Arizona State University, Phoenix, AZ, USA
2. Department of Tourism, Kyung Hee University, Dongdaemun-gu, Seoul, South Korea
3. Department of Geography, Kyung Hee University, Dongdaemun-gu, Seoul, South Korea
4. National Park Research Institute, Korea National Park Service, Wonju, South Korea