The Oval the new “Park on the Parkway,” will officially kick-off its summer season’s Thursday Environment Programming. The Oval will host environmental activities throughout the day, beginning with nature-themed stories and songs hosted by The Free Library of Philadelphia. The Franklin Institute will present Liquid Nitrogen Demonstrations and Fairmount Water Works will host an architecture workshop for people of all ages. At night the Winners Oval will be in attendance with delicious treats. There will also be a beer garden with DJ and games.