The Blue Earth County Library in Mankato invites the public to attend an open house on Tues., May 19 from 5 to 7:30 p.m. as a way to showcase recent renovations made to the facility. Informational display boards, refreshments and activities for children including airbrush tattoos and story times at 6 p.m. and 7 p.m. will be part of the festivities. For further details regarding the event, please visit the Blue Earth County Library System website at www.beclibrary.org.