The oldest signed trail of the east side of Mount Paiko is that of Primatri or Stravopotamos

• A few km (almost 8) after Kastaneri village on the way to Megala Livadia, reach the wooden observation tower to your right, and enjoy the stunning view to the Stravopotamos gorge. There you may leave your vehicle.  
• To the left of the observation tower, follow the downhill trail and after almost 30 mins walk you reach the first bridge.
• The trail is crossing over the Stravopotomos stream eight times over wooden bridges, that were made and are maintained by the Goumenissa Forestry Office. You must carefully follow the signs.
• After 3.5 km and almost one and a half hour on a slow pace and alternating slope you reach the  scenic picnic area of Stravopotamos.