SWITZERLAND

Another colourful cover from Switzerland, depicting a complete set issued in 1974 on topic "Pro Juventute - Flowers" and 2 other mixed stamps.

SULTANATE of OMAN

Another beautiful UNESCO cover from Oman, depicting a miniature sheet issued in 2015 celebrating the World Water Day and showing The Falaj Al-Khatmeen.
The Afflaj (plural of Falaj) or irrigation systems of Oman, are inscribed on Unesco World Heritage sites since 2006.
The property includes five afflaj irrigation systems (as the one represented in this miniature sheet) and is representative of some 3.000 such systems still in use in Oman. The origins of this system of irrigation may date back to 500 a.d., but archaeological evidence suggests that irrigation systems existed in this extremely arid area as early as 2500 b.d. Using gravity, water is channeled from underground sources or springs to support agriculture and domestic use. The afflaj represente an exceptionally well-preserved form of land use.

SULTANATE of OMAN

A beautiful UNESCO cover from Oman, depicting a miniature sheet issued in 2015 celebrating the World Water Day and showing The Falaj Dares.
The Afflaj (plural of Falaj) or irrigation systems of Oman, are inscribed on Unesco World Heritage sites since 2006.
The property includes five afflaj irrigation systems (as the one represented in this miniature sheet) and is representative of some 3.000 such systems still in use in Oman. The origins of this system of irrigation may date back to 500 a.d., but archaeological evidence suggests that irrigation systems existed in this extremely arid area as early as 2500 b.d. Using gravity, water is channeled from underground sources or springs to support agriculture and domestic use. The afflaj represente an exceptionally well-preserved form of land use.

MACAO

Another nice cover from Macao, depicting 3 different stamps of different topics.

TAIWAN

Another Fauna cover from Taiwan, depicting a complete set issued in 1995 on topic "Marine Life". This set celebrates the fish cherry salmon (Oncorhynchus masou), a species of salmon found in the Western Pacific Ocean along East Asia, ranging from the Kamchatka, Kuril Islands, Sakhalin, Korea, Taiwan and Japan.

TAIWAN

A nice Birds cover from Taiwan, depicting a complete set of 4 stamps celebrating the "Mikado Pheasant" (Syrmaticus mikado).
The Mikado pheasant is endemic to mountainous regions of Taiwan and is sometimes considered na unofficial national bird of Taiwan.

BELGIUM

An interesting cover from Belgium, depicting several stamps from different years and topics.

TANZANIA

Another nice Fauna cover from Tanzania, depicting 4 stamps of same type issued in 2010 on topic "Wild animals of Tanzania - Chimpanzees".
Chimpanzees (or chimps) are one of the species of the great apes in the genus Pan. Together with gorilas, they are the only great apes that are currently restricted in their range to Africa.