When Elizabeth Arnold and her daughter visited Greece from Denver, Colorado in August of 2021, it wasn’t to sunbathe on a beach in Mykonos or take in the ruins of Athens. Their sightseeing looked pretty different from that of the typical tourist as they ran along a coastal trail in  Kastro, on the island of Sifnos, pausing to take in the sound of a piano from a nearby window, inhale the scent of crushed eucalyptus leaves or dip their feet in the ocean. For Arnold, a longtime runner and senior