NEW ZELAND

This amazing cover from New Zealand depicts 3 stamps celebrating the 3 UNESCO sites in the country: Tongariro National Park (80c stamp), Te Wahipounamu (1,40$ stamp) and New Zealand Subantartic Islands (2,00$ stamp)

P.R. CHINA

A beautiful cover from P.R. of China, depicting a complete set issued in 2022 celebrating five national parks in the country. Three of them are inscribed at UNESCO as World Heritage Sites: the Three Parallel Rivers of Yunnan Protected Areas, the Sichuan Giant Panda Sanctuaries and the Mount Wuyi National Park.

ALAND

EUROPA 2022 from Aland

SERBIA

This cover from Serbia depicts a joint issue Serbia-Iran celebrating 85 years of Diplomatic Relations between the two countries. The stamp on the right features a picture of the Mausoleum of Cyrus the Great in Pasargadae. Pasargadae (from Old Persian Pāθra-gadā, "protective club" or "strong club"; Modern Persian: پاسارگاد Pāsārgād) was the capital of the Achaemenid Empire under Cyrus the Great (559–530 BC), who ordered its construction and the location of his tomb. Today it is an archaeological site and one of Iran's UNESCO World Heritage Sites (since 2004), about 90 kilometres to the northeast of the modern city of Shiraz.

BRAZIL

This cover from Brazil depicts 5 different stamps, including 2 stamps celebrating the Central Amazon Conservation Complex. As the largest protected area in the Amazon basin, the site is notable for its high biodiversity, range of habitats such as várzea and igapó forests and number of endangered species. It has been recognized by various conservation agencies as a high priority region and recognized by UNESCO as an World Heritage Site in 2000.

ISRAEL

This cover from Israel features 2 different stamps, both celebrating the White City of Tel Aviv. The White City is a collection of over 4,000 buildings in Tel Aviv from the 1930s built in a unique form of the International Style, commonly known as Bauhaus, by Jewish architects who fled to the British Mandate of Palestine from Germany (and other Central and East European countries with German cultural influences) after the rise to power of the Nazis. Tel Aviv has the largest number of buildings in the Bauhaus/International Style of any city in the world. Preservation, documentation, and exhibitions have brought attention to Tel Aviv's collection of 1930s architecture. In 2003, the United Nations Educational, Scientific and Cultural Organization (UNESCO) proclaimed Tel Aviv's White City a World Cultural Heritage site, as "an outstanding example of new town planning and architecture in the early 20th century.

BELARUS