Sentosa Island in Singapore is a vibrant resort island offering a plethora of attractions, including beaches, theme parks like Universal Studios Singapore, S.E.A Aquarium, and numerous entertainment and dining options. It's generally very accessible, with well-maintained infrastructure and transportation options like the Sentosa Express, buses, and cable cars. Both solo and guided visits are suitable, depending on personal preference; guided tours can offer deeper insights, while exploring independently allows for greater flexibility. Year-round tropical climate makes it a destination with few seasonal restrictions, although some outdoor attractions might be affected by rain. A day trip is typical, but staying longer allows for a more relaxed experience. Costs vary greatly depending on activities chosen, but budget approximately $100-$300+ SGD per person per day for attractions, food, and transportation.