His urban structure continues the same line that that of the rest of Towns of the same genesis, plane in formed checkerboard for parallel streets cut by perpendicular others. epicenter of the Town always composes a central square in which the most representative buildings are located. Tiermas due inaugurated in 1959 with nations proceeding from the overwhelmed one I populate of to creation of the marsh of Yesa.

The place name comes from the ancient medieval establishment of the XIVth century known like The Cream horse or The Vaío. Of this one only some remains survive of between those that the witnesses of two emphasize monasteries of Romanesque style of the XXIIIrd century To it it is necessary to join remains of two churches, a cistern used as store, two windmills and a necropolis.

To scarce kilometers, we keep on discovering elements of ours Roman past visiting the wonderful Mausoleum of the Atilios and them Bathe them. (ftes and text to see links)