The best Rethymno Good for groups are: From Rethymno: Half-Day Quad Bike Safari From Chania or Rethymno: Samariá Gorge Guided Hike From Rethymno: Samaria Gorge Full-Day Trek with Pickup Rethymno: Preveli Beach, Damnoni Beach, Kourtalioti Day Trip From Rethymno: Elafonissi Pink Sand Beach Tour