Want one of the most unforgettable Whitsundays experiences? Book a Reefsleep package! Spend a night under the stars on the Great Barrier Reef with this amazing overnight cruise tour package in the Whitsundays that spans two unforgettable days. One of the ultimate reef adventures, you'll get to take part in cruising, snorkelling, swimming and diving on the pristine and wildlife-rich waters of one of the world's natural wonders. Departing in the early morning on the first day, you'll begin the reef adventure with semi-sub rides and fish viewing from the underwater observatory and soak up some sun on the spacious deck. Revel in the tranquility of the watery surrounds in the evening as you enjoy a delicious seasonal menu with your fellow guests and watch as the marine world comes alive right in front of you before bunkering down for the night and gazing up at the stars in the crystal-clear night sky. Kick off day 2 with a hearty breakfast and then take part in all of the previous days' activities that you missed! Spend the night in a custom built queen size reefbed. For the best of the Great Barrier Reef by both day and night, book this Reef Sleep overnight cruise package online today!