For Kids:

1. Ogden Nature Center: Free admission on the first Thursday of each month.
2. Lorin Farr Park: Playground and splash pad.
3. Ogden Public Library: Storytimes, craft sessions, and educational programs.
4. Big D Sports Park: Playground and sports fields.
5. Marshall White Center: Community center with occasional free events for kids.

For Adults:

1. Ogden’s First Friday Art Stroll: Monthly event featuring local art galleries.
2. Union Station: Free access to view historic trains and architecture.
3. Weber County North Fork Park: Dark sky park for stargazing.
4. Ogden Botanical Gardens: Beautiful gardens for strolling and relaxation.
5. Waterfall Canyon Trail: Scenic hike to a beautiful waterfall.

Remember to check local event calendars and community websites for additional free activities and events that may be happening during your visit to these cities. Many communities offer seasonal festivals, concerts, and special events that are free to attend.