Thailand, Kanchanaburi, Karen Refugees Village, Interior POV, Constant Water Brook Flowing and Low Vibrations Boardwalk Connected to a Series of Stilt Houses, School Classroom, Mathematics Lesson, Men and Women Mixed Voices, Teacher Asking Questions and Students Answer, Teacher Writing with Chalk on Blackboard or Chalkboard, Shuffling Footsteps and Movements
Locks Canal Waterway Doors Slowly Moving and Closing with Water Movements, Nice Low Frequency Squeaking Truck Backup Beeps Warning Signal in Distant Backgroud
