Bohol, Philippines

Mongolia

Hobby

Ph.D. Commencement

1st Homecoming

Ganghwa-do, Incheon, Korea

Changgyeonggung Palace, Seoul, Korea

Sorae Ecology Park, Incheon, Korea

Canmore, Alberta, Canada

Centre Street South, Calgary, Alberta, Canada

Seoul, Korea

Seoul National University, Seoul, Korea

Mt. Seoraksan, Gangwon, Korea

A seashore, Jeju, Korea