soundscape-qt is an open-source desktop application to play a mix of sounds, e.g. natural sounds produced by animals or wind and water. soundscape-qt comes with two example soundscapes. Use mouse to right-click in the main window or on the tray icon to access the application menu where you can add or remove soundtracks and change their settings. Use the Quit item from the application menu to finish the application. Pressing the close window button will just minimize it to the tray.