Summer Solstice Sundial with MoMath

Summer Series
http://www.flatirondistrict.nyc/news-and-events/newsroom/detail-news/712
The BID and the National Museum of Mathematics (MoMath) will celebrate the Summer Solstice on Thursday, June 20th. From 7:30 am to 6:30 pm, the BID and MoMath will host a giant sundial on the North Public Plaza. Cast your shadow to mark the time and help create a large-scale human timepiece.