This experiment transforms an empty riverside space opposite the Postal Museum into a temporary public park, a relaxing corner for everyone. The setup features casual seating, small patches of greenery, and a picnic-like atmosphere by the Chao Phraya River. Gentle live acoustic performances enrich the mood, inviting people to pause, unwind, and enjoy the blend of music, breeze, and flowing water. More than a moment of leisure, Pop-Up Harmony tests the potential of riverside public spaces, showing how creative and informal interventions can breathe new life into the city and foster a sense of shared belonging. Performances Saturday, 31 January 2026 4:00–5:30 PM Live Painting with Musical Accompaniment by Woodywind in collaboration with Princess Galyani Vadhana Institute of Music 7:00–8:00 PM Musical Performance by Princess Galyani Vadhana Institute of Music Saturday, 7 February 2026 4:00–5:30 PM Live Painting with Musical Accompaniment by Woodywind in collaboration with Princess Galyani Vadhana Institute of Music 7:00–8:00 PM Musical Performance by Princess Galyani Vadhana Institute of Music