Despite pandemic challenges, Lakeside Amusement Park is back open just in time for the end of summer Denver7 photographer Dalton Ross and last updated 2021-07-24 01:21:04-04 DENVER â Mylz Navaretteâs first ride in his young life happened on Friday at Lakeside Amusement Park. A tradition now passed along through four generations. "Heâs experiencing what I used to experience, what my parents experienced, and my daughter also," says Mylz grandfather, Frank Navarette. Mylz's mom, Alyssa, didnât think it would happen this summer. "I thought I was going to have to wait until next year, honestly I did," said Alyssa Navarette.