Megan celebrates Greek independence on Hydra, walks in St. John's footsteps on Patmos, samples the nightlife on Mykonos, visits Apollo's birthplace on Delos, explores the Minoan city of Akrotiri on Santorini, hikes the Samaria Gorge on Crete and discovers the tiny island of Gavdos, where legend has it that Odysseus fell under Calypso's spell for seven years.