We humans are naturally enthralled by the sounds of nature. We can see the evidence of this as people pay a good amount of money to "escape" the urban jungle, so to speak, and hear the cacophony of unique sounds that only nature gives to us.
We often wonder why nature sounds never fail to therapeutically relax our mental states, simmer down our stress levels, and generally calm the human spirit. We are often advised to get stress therapy from being in summer outdoor camps, nature hiking, and something as simple as hitting the beach once in a while. For example, the sound of the ocean waves reminds us of restful beach summers long overdue. The sound of crickets and the gentle pitter-patter of rain in a forest canopy and your bungalow do much to lower down your blood pressure levels. The sound of a gentle creek trickling down a moss-covered bank really makes us forget our light and momentary troubles.
Yet, a delightful thing to remember is that one does not have to escape the concrete and steel grid that is the city, in order to hear nature's auditory bounty. We are fortunate that we can download nature songs right from the comfort of our own home or during a quick break in the office. There are sites that offer options to download the right mix of nature songs, such as the ability to combine an entrancing native drum beat with the sound of crackling fire or the distant drone of the ocean.
You can also search for ready-made nature soundtracks. Whatever nature sound one fancies is available on the Web.