Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Silver and gold diadem from the tomb of Philip II Silver and gold diadem from the tomb of Philip II The silver and gold diadem from the tomb of Philip II is part of a traveling exhibit called “The Greeks: From Agamemnon to Alexander the Great” that features an exclusive look at Ancient Greece from its early beginnings to Alexander the Great. The artifacts in the exhibition come from 21 different Greek museums, which have let their treasures go on a two-year tour, partly in hopes of reviving a fading tourism industry. The exhibit is co-presented in Chicago by The Field Museum and the National Hellenic Museum, and made possible