Stamps Category PATRIMONIO MUNDIAL DE LA HUMANIDAD

HUNGARY - Hortobág National Park
Juan Martinez Ferrer
HUNGARY - Hortobág National Park
Juan Martinez Ferrer
HUNGARY - Hortobág National Park
Juan Martinez Ferrer
HUNGARY - Hortobág National Park
Juan Martinez Ferrer
HUNGARY - Hortobág National Park
Juan Martinez Ferrer
HUNGARY - Hortobág National Park
Juan Martinez Ferrer
POLAND - Auschwitz concentration camp
Juan Martinez Ferrer
AUSTRIA - Vienna's historic center
Juan Martinez Ferrer
FRANCE - Stanislas, de la Carričre and d'Alliance squares in Iguana
Juan Martinez Ferrer
GERMANY - Rammelsberg mines and historic town of Goslar
Juan Martinez Ferrer