International Picnic Day

National Cherry Cheesecake Day and National Picnic Day in USA on April 23;

Teddy Bear Picnic Day on July 10;

National Tailgating Day in US on September 5 (The 1st Saturday in September);

National Apple Strudel Day and Eat Your Vegetables Day in USA on June 17;

Dump The Pump Day on June 17 (Third Thursday of June);

National Seersucker Day in US on June 17 (date fer 2020);

Sustainable Gastronomy Day on June 18 (The UN General Assembly adopted on 21 December 2016 its resolution A/RES/71/246 and designated 18 June as an international observance, Sustainable Gastronomy Day);

International Bazaar on June 18 (UN);

National Cherry Tart Day and Sushi Day in USA on June 18;

International Panic Day on June 18 (Don't worry. Don't fret. and, above all, don't panic);

Go Fishing Day on June 18;

Splurge Day on June 18;

World Sickle Cell Day on June 19 (International);

World Sauntering Day on June 19 (The holiday was created in 1979 by W.T. Rabe in response to the growing popularity of jogging. It is believed to have begun at the Grand Hotel on Mackinac Island in Michigan, USA. The Grand Hotel has the world's longest porch at 660 feet. The idea behind the day was to encourage people to slow down and appreciate the world around them);

World Children's Football Day on June 19 (UN);

National Martini Day in USA on June 19;

Garfield The Cat Day on June 19 (Garfield was famously created by cartoonist Jim Davis and appeared in a cartoon strip on 19th June 1978);

International Surfing Day on June 19 (was established in 2005 by Surfing Magazine and The Surfrider Foundation)