Summer Solstice Celebration at the Museum of Math FacebookTwitterPinterest Calendar When: June 21, 2017 all-day Click to view map View Full-Size Map Add to Calendar Add to Google Where: 11 E 26th St New York, NY 10010 USA Categories: Cultural Event Tags: Non Profit Event The National Museum of Mathematics Summer Solstice Celebration Wednesday, June 21 Don’t miss this year’s MoMath-Flatiron Summer Solstice Celebration; more details coming soon! Keep an eye on events.momath.org.