Placed for the I-275 Meet and Greet Event
In 'Shuttle-Iridescent Keranite Extraterrestrial Alien' http://coord.info/GC34R55 , a research shuttle was sent to study the unique characteristics of the area. Now that the interference from the phenomenon has been countered, a port has been established.
This one should be straight forward to find as the space/time phenomenon is no longer in play.