exploring remote places in the mountains and deserts by 4WD car (D, J)
hiking (D, J)
music (J)
opera, shows (J, D)
painting (J)
photography (D, J)
professional activities (D, J)
computer programming (D)
reading (J)
science (D, J)
swimming in lakes, rivers, and oceans (J, D)
travel (D, J)