Millennium Force design and development phases of Millennium Force took place over five years. The first rumors that a new record-breaking roller coaster would be built at Cedar Point, which included speculation about a ten inversion roller coaster from Bolliger & Mabillard and an Arrow Dynamics MegaLooper, began circulating in early 1998. A roller coaster from D. H. Morgan Manufacturing was also rumored. On July 2, 1999, Cedar Fair Entertainment Company filed a trademark for the name Millennium Force, which raised more speculation about what the ride would be like. About a week later, the first track pieces were seen at the
Dragon Steel want to start with the "Dragons of the Lost Sea" and libraries should plan to purchase the whole series". The Voice of Youth Advocates described it as "a fable which is readable, especially for middle and junior high students, on two levels: first, as enjoyable reading and, second, as an allegory of perseverance and loyalty". Booklist commented that "morality is sometimes heavy-handed...But the outlaw dragon and her orphaned human companions are strong and touching in their search for a home". "Dragon Steel" was listed as one of the Child Study Association of America's Children's Books of the Year for 1986.