They are done with their synchronous blinking. It is only for a couple of weeks a year. It was May16 - the first week of June.
Rhey are done for this year. Check back next year starting in may to catch them! Congaree posts updates frequently on their website when it gets close!
It is too late for this year but there is tons of information on the website
Missed by a couple of weeks for this year.
No
During mid-Spring of 2019
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