The document provides details of a 4-day Singapore vacation itinerary including accommodations, attractions visited each day, and costs. Day 1 includes a visit to the Singapore Zoo, Botanic Gardens, and shopping. Day 2 features Universal Studios and the Singapore Flyer. Day 3 includes visits to Sentosa Island attractions like Tiger Sky Tower and Underwater World. Day 4 continues exploring Sentosa Island before checkout. Accommodations include hotels like Amara Sanctuary Resort Sentosa and Siloso Beach Resort.