SERBIA

This cover came from Serbia. The stamp on the right corner was issued in 2021 and celebrates 60 years since the awarding of the Nobel Prize in Literature to Ivo Andric. The stamp shows a picture of the UNESCO World Heritage Site Mehmed Paša Sokolović Bridge , in Visegrad, Bosnia and Herzegovina. The Mehmed Paša Sokolović Bridge, which crosses the Drina river, was completed in 1577 by the Ottoman court architect Mimar Sinan on the orders of the Grand Vizier Mehmed Paša Sokolović. The bridge is 179.5 metres long and has 11 arches. The bridge also has a symbolic significance as the meeting place between Christianity and Islam. UNESCO included the bridge in its 2007 World Heritage List.

GREECE

This cover from Greece depicts a single stamp issued in 2022, celebrating the Archaeological Sites of Mycenae and Tiryns. Mycenae and Tiryns were two of the most important cities of Mycenean Greece, which flourished between the 15th and 12th centuries BCE. The cities were palace economies with monumental architecture, such as the Lion's Gate and Treasury of Atreus. The Linear B tablets are the first testimonies of the Greek language. Both cities are linked to the Homeric epics Iliad and Odyssey, which have influenced the European literature and arts ever since. Tiryns was recognized as a World Heritage Site in 1999.

SPAIN

This cover from Spain depicts a small stamp celebrating the town of Segovia, a city in the autonomous community of Castile and León, Spain. Segovia is in the Inner Plateau (Meseta central), near the northern slopes of the Sistema Central range and on a bend of the Eresma river. The city is famous for its historic buildings including three main landmarks: its midtown Roman aqueduct, its cathedral (one of the last ones to be built in Europe following a Gothic style), and the medieval castle, which served as one of the templates for Walt Disney's Cinderella Castle. The city center was declared of World Heritage by UNESCO in 1985. The Roman aqueduct was constructed in the 1st century, the medieval Alcázar palace in the 11th century, and the cathedral in the 16th.

BELARUS

UN NEW YORK

This cover from United Nations (New York Office) depicts 4 stamps (2 of eavch type), celebrating 2 UNESCO World Heritage Sites in Greece: the Pythagoreion and Heraion of Samos and the Archaeological Site of Delphi. The Pythagoreion is the archaeological site of the ancient town of Samos in Samos, Greece. It is located in the area of the modern town of Pythagoreio, from which it has got its modern name. The archaeological site contains ancient Greek and Roman monuments and a famous ancient tunnel, the Tunnel of Eupalinos or Eupalinian aqueduct. Along with the Heraion of Samos, the Pythagoreion was registered as a UNESCO World Heritage Site in 1992. Delphi, in ancient times was a sacred precinct that served as the seat of Pythia, the major oracle who was consulted about important decisions throughout the ancient classical world. The oracle had origins in prehistory and it became international in character and also fostered sentiments of Greek nationality, even though the nation of Greece was centuries away from realization. The ancient Greeks considered the centre of the world to be in Delphi, marked by the stone monument known as the omphalos (navel). The sacred precinct occupies a delineated region on the south-western slope of Mount Parnassus. It is now an extensive archaeological site, and since 1938 a part of Parnassos National Park. Adjacent to the sacred precinct is a small modern town of the same name. The precinct is recognized by UNESCO as a World Heritage Site since 1987.

SOUTH KOREA

This cover from South Korea depicts a miniature sheet issued in 1998, celebrating the World Heritage Site Haeinsa Temple Janggyeong Panjeon, the Depositories for the Tripitaka Koreana Woodblocks. Tripitaka Koreana is a collection of over 80 000 wooden printing blocks, engraved in the 13th century. They represent the most complete collection of Buddhist texts, laws, and treaties. The Haeinsa Temple was built in the 15th century with the purpose of storing the woodblocks, with innovative approaches to ensure the conservation. The temple is also an important Buddhist pilgrimage site. The Temple of Haeinsa and the Depositories for the Tripiṭaka Koreana Woodblocks were made a UNESCO World Heritage Site in 1995. The UNESCO committee noted that the buildings housing the Tripiṭaka Koreana are unique because no other historical structure was specifically dedicated to the preservation of artifacts and the techniques used were particularly ingenious.

P. R. CHINA

This cover from China depicts a joint issue China-México issued in 2022, celebrating 2 World Heritage Sites: the Historic Monuments of Dengfeng in the Centre of Heaven and Earth and the Pre-Hispanic City of Cichen-Itza. Dengfeng is a county-level city of Henan Province, South Central China. The city is one of the most renowned spiritual centers of China, and is home to various religious institutions and famous temples such as the Taoist Zhongyue Temple, the Buddhist Shaolin Temple (a renowned center for martial arts), as well as the Confucian Songyang Academy and the Gaocheng Observatory, hence its poetic expression derived from Chinese literature as the spiritual "center of heaven and earth". Parts of the city were inscribed on the UNESCO World Heritage List in 2010. The sacred site of Chichen-Itza was one of the greatest Mayan centres of the Yucatán peninsula. Throughout its nearly 1,000-year history, different peoples have left their mark on the city. The Maya and Toltec vision of the world and the universe is revealed in their stone monuments and artistic works. The fusion of Mayan construction techniques with new elements from central Mexico make Chichen-Itza one of the most important examples of the Mayan-Toltec civilization in Yucatán. Several buildings have survived, such as the Warriors’ Temple, El Castillo and the circular observatory known as El Caracol. The site was inscribed as a UNESCO World Heritage Site in 1988.

BRAZIL

This cover came from Brazil and on one the stamps celebrate the Historic Centre of São Luís. São Luís is the capital and largest city of the Brazilian state of Maranhão. São Luís, created originally as Saint-Louis-de-Maragnan, is the only Brazilian state capital founded by France and it is one of the three Brazilian state capitals located on islands (the others are Vitória and Florianópolis). The historic centre of the city (dating from the 17th century) has its original street plan preserved and was named a UNESCO World Heritage Site in 1997.

CZECH REPUBLIC

This beautiful cover came from Czech Republic and features a miniature sheet issued in 2021, celabrating the Erzgebirge/Krušnohoří Mining Region. The Ore Mountain Mining Region (officially Erzgebirge/Krušnohoří Mining Region; German: Montanregion Erzgebirge, Czech: Montanregion Krušné hory) is an industrial heritage landscape, over 800 years old, in the border region of the Ore Mountains between the German state of Saxony and North Bohemia in the Czech Republic. It is characterised by a plethora of historic, largely original, monuments to technology, as well as numerous individual monuments and collections related to the historic mining industry of the region. On 6 July 2019, the Erzgebirge/Krušnohoří Mining Region was inscribed as a UNESCO World Heritage Site, because of its exceptional testimony to the advancement of mining technology over the past 800 years.

BRAZIL

A cover from Brazil which includes a stamp celebrating the Iguaçu Falls (the small 0,23 rs). The Iguaçu Naional Park is inscribed as a UNESCO World Heritage Site since 1986. Together with Iguazú National Park on the Argentinian side, the park protects Iguaçu Falls, one of the world's largest waterfalls, and is home to many rare and endangered species such as giant anteater or the giant otter. The site had been listed as endangered 1999–2001 due to an illegally opened road through the park, dams on the Iguazu River and helicopter flights.

ROMANIA

This beautiful cover came from Romania and depicts a miniature sheet with a picture of the Domogled Valea Cernei National Park, which is part of the UNESCO site Ancient and Primeval Beech Forests of the Carpathians and Other Regions of Europe. This site comprises undisturbed examples of temperate forests that demonstrate the postglacial expansion process of European beech from a few isolated refuge areas in the Alps, Carpathians, Dinarides, Mediterranean, and Pyrenees. The site was originally listed in 2007 as the Primeval Beech Forests of the Carpathians, shared by Slovakia and Ukraine, extended in 2011 to include the Ancient Beech Forests of Germany, and further extended in 2017 and 2021 to include forests in a total of 18 countries. The Domogled Valea Cernei National Park/> in Romania was listed in 2017.

INDONESIA

UN NEW YORK

This cover from United Nations (New York Office) depicts 4 stamps (2 of eavch type), celebrating 2 UNESCO World Heritage Sites in Greece: the Archaeological Sites of Mycenae and Tiryns and the Archaeological Site of Olympia. Mycenae and Tiryns were two of the most important cities of Mycenean Greece, which flourished between the 15th and 12th centuries BCE. The cities were palace economies with monumental architecture, such as the Lion's Gate and Treasury of Atreus. The Linear B tablets are the first testimonies of the Greek language. Both cities are linked to the Homeric epics Iliad and Odyssey, which have influenced the European literature and arts ever since. Tiryns was recognized as a World Heritage Site in 1999. Olympia is a small town in Elis on the Peloponnese peninsula in Greece, famous for the nearby archaeological site of the same name. This site was a major Panhellenic religious sanctuary of ancient Greece, where the ancient Olympic Games were held every four years throughout Classical antiquity, from the 8th century BC to the 4th century AD. They were restored on a global basis in 1894 in honor of the ideal of peaceful international contention for excellence. It was inscribed as a UNESCO World Heritage Site in 1989.

PALAU

MONACO

UN NEW YORK

This amazing cover from United Nations (New York Office) depicts a miniature sheet celebrating the Acropolis, in Athens. The Acropolis is an ancient citadel located on a rocky outcrop above the city of Athens and contains the remains of several ancient buildings of great architectural and historical significance, the most famous being the Parthenon. Originally a fortification, it gradually developed into a religious sanctuary, associated with the cult of the goddess Athena. In the 5th century BCE, following their victory over the Persians, the Athenians under Pericles constructed a large number of monuments including the Parthenon, the Erechtheion, the Propylaia, and the Temple of Athena Nike. The monuments in the Acropolis have prominently inspired the Neoclassical architecture. This site of an outsanding value is inscribed as an UNESCO World Heritage site since 1987.

P.R. CHINA

This cover from P.R. China depicts a complete st issued in 2020, celebrating the World Heritage Site Imperial Palaces of the Ming and Qing Dynasties in Beijing. The Imperial Palaces of the Ming and Qing dynasties in Beijing and Shenyang were added to the World Heritage List in 1987 and 2004.

BRAZIL

This cover came from Brazil and depicts 2 stamps, including the 0,80 R$ stamp featuring the ruins of São Miguel Mission, which is a part of the World Heritage Site Jesuit Missions of the Guaranis, in Brazil and Argentina. The Jesuit Missions of the Guaranis are the archeological remains of towns created by the Jesuit Order. The towns existed between 1609 and 1818, and aimed to socially, culturally and religiously elevate the local Guarani Indians. They also provided protection and economic stability. Originally there were 30 missions, spread out over Paraguay, Argentina and Brazil. The two Jesuit missions in Paraguay are now a separate WHS. This designated site consists of five different missions: São Miguel das Missões (Brazil), San Ignacio Mini (Argentina), Nuestra Señora de Santa Ana (Argentina), Nuestra Señora de Loreto (Argentina) and Santa María la Mayor (Argentina). It is inscribed as a UNESCO World Heritage site since 1983.

BELARUS