Sarah Souli The best way to take in Santorini’s beauty ... the blue-domed St. Gerasimos Church, which offers excellent views of the volcano. Once you hit Oia, you'll find Byzantine castle ...

Sarah Souli The best way to take in Santorini’s beauty is to walk, and there is no better route than the one from Fira to Oia. This hike is 6.5 miles one way and passes through four towns ...