Oxtotitlán, in the Mexican state of Guerrero, is one of only two known cave sites that contain polychrome murals rendered by the Olmec people more than 2,700 years ago.
Until its independence from the Soviets in 1991, the Abava River valley, a region that developed during the Middle Ages along the route to Germany, had remained immune to the modern age.
In 2001, after years of searching, archaeologists came upon the long-lost site of Helike, a Classical Greek city buried under meters of silt on the southwest shore of the Gulf of Corinth.
Georgia is renowned for its ancient monuments but a more recent layer of history is reflected in its towns' marvelous array of Art Nouveau building; all done in the style of the turn of the 19 century.
Among the most ornate eighteenth-century structures still standing in the historic center of Cairo, the Sabil Ruqayya Dudu is a rare example of Rococo-influenced Ottoman-period architecture.
In its earliest days, the Heavenly Father Chapel had a dual purpose: its lower level was a depository for human bones while the upper level was a chapel where one could celebrate the requiem mass.