12.) Fireball
The Fireball, which has a 60-foot diameter. Roller coasters aren’t exactly portable machines, but this ride is small enough to be hauled on a trailer and big enough to frighten riders of all ages. Swinging and spinning entertainment park ride called the Fire Ball malfunctioned and broke apart on the opening day of the Ohio State Fair on Wednesday, hurling people through the air, killing at least one and injuring seven others. Three of the injured remained in hospital in critical condition on Wednesday night, authorities said at a news conference.