Gibraltar's celebrated military heritage comes alive when you explore this small peninsula and outpost of Britain on a guided tour of its key historic and cultural landmarks. Your three-hour adventure begins with the iconic Barbary apes, tailless monkeys that roam free, calling the rock home. Although they're very entertaining, they have been known to swipe cameras! Continue on to the Great Siege Tunnels, an impressive defense system created by the British troops. Drive through the Old Town area and take in panoramic Europa Point.Visit the City Under Siege exhibition depicts scenes of how the civilian population lived during some very hard times. They relate many fascinating stories that have been passed down through generations of how the earliest British settlers in Gibraltar coped with life. At the conclusion of this fascinating day, you may opt to remain in town to do some duty-free shopping, returning to the ship on your own.