Gria Vathra is one of the most famous pedestals of the island of Samothrace. Pedestals are complexes of natural pools (small lakes) along with their waterfalls, which are suitable for swimming. Gria Vathra, with its crystal clear waters from the impressive waterfalls within a scenery of dense and wet vegetation, is located at a distance of 3 kilometers away from Therma.

Gria Vathra is accessed from Therma, via two trails of varying difficulty.