Must do
"must see!"
"must see"
"must visit!!!!!"
"must see if you're in chicago"
"must"
"must as well as whole 3rth floor"
"must bring camera, enjoy memories forever and comfy shoes for walking a lot"
"must enter your email address"
"must see's!"
"must see for storm chasers or fans of twister"
"must-see!!!"
"must"
Avoid doing this
"avoid the free days if you have a membership! read more"
"avoid the first floor is purely children's stuff"
"avoid standing in line"
"avoid this place on the weekdays"