One of the main advantages of underground homes include that these houses are built below the ground's surface level, are cooler than conventional homes, and are resistant to natural disasters like hurricanes, tornadoes, and other many others like them. But, the number one feature of underground homes is the energy savings.
And if a person couples this feature with the solar panel system, and then the person may be free from paying energy bills. Being underground, these homes have quality of noise insulation which makes them soundproof.