World Fair Trade Day is an annual observance held on the second Saturday in May. It is held by the World Fair Trade Organization (WFTO), a global association of more than 300 hundred organizations that promote fair trade.
World Migratory Bird Day (WMBD) is an annual awareness campaign held on the second weekend in May. It is supported by the United Nations Environment Program as well as a number of international organizations.
Many countries around the world celebrate only one Arbor Day during the year. Mongolia is one of the few countries, that celebrates National Tree Planting Day twice a year. The tree planting events are organized on the second Saturday in May and October respectively.
Hummus is a very popular dip in a number of countries of the Middle East and North Africa. Every year thousands of people from another countries try this dip and find out it's amazing taste. If you've never tried hummus, then May 13 is a perfect day to do it, and thus join celebration of International Hummus Day.