There are many activities that people enjoy doing on New Year's Eve. Some popular options include attending a party or gathering with friends and family, going out to a restaurant or bar, watching fireworks, and participating in cultural traditions such as making resolutions or watching the ball drop in Times Square. Other people prefer to spend the evening at home, relaxing and watching movies or TV shows. Ultimately, the best activity on New Year's Eve will depend on an individual's personal preferences and circumstances.