Things To Do
https://www.denver.org
this is the most comprehensive website
Denver Arts Festival
https://denverartsfestival.com/
Meow Wolf Immersive Art Experience
https://meowwolf.com/visit/denver
Immersive Van Gogh Exhibit
https://www.denvervangogh.com/
Kirkland Museum of Fine and Decorative Art
https://www.kirklandmuseum.org/
https://www.viator.com/tours/Denver/Historical-Lower-Downtown-Denver-Beer-Tour/d4837-43435P1
https://www.viator.com/tours/Denver/Downtown-Denver-Food-Tour/d4837-62532P1
https://www.viator.com/tours/Denver/Denver-Graffiti-Tour/d4837-120411P1
wall art walking tour
https://www.viator.com/tours/Denver/1-Hour-LoDo-Lower-Downtown-Walking-Tour/d4837-64404P3
hiking/ walking trails
While your best option is to google "walking/hiking trails near Denver, Co" here are some options some below:
Cherry Creek hike /bike Path
Colorado Front Range Trail
https://highlinecanal.org/about-canal/