Buy online or at the museum. Overnight investigations call Museum in advanced to check the dates availability before purchase. Overnight investigations are are 7 days a week from 9:30 p.m. to 6:00 a.m Monday through Thursday Friday and Saturday they are from 10:00 p.m. to 7:00 a.m. and on Sunday they are 5:00 p.m. to 6:00 a.m. you get the whole museum to yourself and all the artifacts will be present you will be able to use certain artifacts and some you will not be allowed to touch. Do you think you can stay the night do you dare to try to stay in Brainerd Minnesota's most haunted Museum.