World Rhino Day
World Rhino Day is held on September 22. This event in the third decade of the month September is annual. 
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This day celebrates all five species of rhino - black, white, greater one-horned, Sumatran and Javan rhinos. World Rhino Day has been celebrated since 2011.
World Rhino Day is observed every year to raise awareness about the different species of rhinoceros around the world and the dangers they face.
The first World Rhino Day was announced by World Wildlife Fund South Africa in 2010, but the first Rhino Day was observed in 2011 and since then it is celebrated every year on 22 September.
Similar holidays and events, festivals and interesting facts
World Alzheimer's Day on September 21
World Gratitude Day on September 21 (First celebrated in 1965);
European Cooperation Day on September 21
Feast of the Nativity of the Virgin on September 21 (Orthodox Church);
International Day of Struggle against Monoculture Tree Plantations on September 21
Zero Emissions Day on September 21
Arbor Day in Brazil on September 21
World Protection Elephant Day on September 22
National Elephant Appreciation Day in USA on September 22
World CML Day on September 22 (Since 2008, patient organizations around the world have initiated events and projects on "CML Awareness Day" on September 22 to raise awareness of the needs of patients living with Chronic Myeloid Leukemia);
International Mixed Berries Muffin Day on September 22
Astronomy Day on September 22 (autumn);
World Rose Day on September 22
International Mime Day on September 22
International Rabbit Day on September 23 (Held on the fourth Saturday in September);
Dogs in Politics Day on September 23
Day of Combating the Non-Completion of Secondary School Children on September 23
International Day against Sexual Exploitation and Trafficking of Women and Children on September 23 (is celebrated every 23 September. It was jointly established by the World Conference of the Coalition against Trafficking in Persons and the Women’s Conference that took place in January 1999 in Dhaka, Bangladesh);
International Day of Sign Languages on September 23 (adopted by the UN on November 14, 2017);
European Mushroom Day on September 23 (Celebrated on the fourth Saturday of September);
National Public Lands Day in USA on September 23 (Held on the fourth Saturday in September)