The first-century basalt colonnade at Garni is the only standing Greco-Roman temple in the former Soviet Union, its twenty-four Ionic columns rebuilt from earthquake rubble in the 1970s using original fragments and Soviet-era anastylosis techniques. Commissioned by King Tiridates I in 77 CE and dedicated to Mihr, the Zoroastrian sun deity, the structure occupies a triangular promontory above the Azat River gorge, its podium aligned to summer solstice sunrise. When Armenia adopted Christianity as state religion in 301 CE, Garni survived demolition because the royal family used it as a summer residence; the adjacent third-century bathhouse, discovered in 1953, preserves a fifteen-colour mosaic floor depicting ocean deities and the Greek inscription "worked without receiving anything." Ten kilometres northeast, Geghard Monastery extends a UNESCO World Heritage designation earned not through surface ornament but through geological audacity. Founded in the fourth century at the site of a sacred spring, the complex grew between the twelfth and thirteenth centuries as Proshyan princes commissioned stonemasons to carve churches, chapels, and khachkars directly into the basalt cliff face. The main gavit, completed in 1215, opens to the sky through a square oculus; beyond it, the rock-cut Avazan Church and the upper Proshyan family tomb remain entirely subterranean, their walls bearing no mortar, only the chisel marks of medieval artisans and the acoustics that made Geghard a centre for liturgical music. The monastery's original name, Ayrivank—"cave monastery"—describes its architecture more precisely than the later "monastery of the spear," a reference to the relic said to have wounded Christ, now held at Etchmiadzin. Modern garni geghard day trip itineraries typically pair the two sites with a stop at the Garni Gorge viewpoint, where the Symphony of Stones—a natural colonnade of hexagonal basalt formations—mirrors the man-made columns two hundred metres above. Several tours incorporate a lavash baking demonstration in a tonir oven at a village home, contextualising the flatbread's 2014 UNESCO Intangible Cultural Heritage listing. The route follows the M-1 and H-3 highways through Kotayk Province, passing Soviet-era sanatoriums and roadside fruit vendors before entering the Khosrov Forest State Reserve buffer zone, where the landscape shifts from agricultural plain to juniper-dotted highland.