Organization: Denver Museum of Nature & ScienceLocation: 2001 Colorado Blvd.Denver, CO, 80205United StatesSee map: Google MapsPhone:303.370.6000 2024 Free Days and Nights Denver Museum of Nature & ScienceDates: 04/28/202406/04/202406/19/2024Show more datesHide these dates08/21/202409/10/202409/30/202410/20/202411/02/202411/18/202412/08/2024Time: See website Location: South Platte Park3000 W Carson Drive Littleton, CO, 80120United StatesSee map: Google MapsPhone:303-730-1022 A Chorus Line... of Frogs!Dates: 04/26/2024Time: 7PM - 8:30PM Backcountry Wilderness Area Location: Mansion on the Slope, Cornell University730 University AveIthaca, NY, 14850United StatesSee map: Google MapsPhone:650-283-5440 Camp Fandom MultiverseDates: 07/01/202407/02/202407/03/2024Show more datesHide these dates07/04/202407/05/202407/08/202407/09/202407/10/202407/11/202407/12/202407/15/202407/16/202407/17/202407/18/202407/19/202407/22/202407/23/202407/24/202407/25/202407/26/2024Time: 1:00pm Location: South Platte Park3000 W Carson Drive Littleton, CO, 80120United StatesSee map: Google MapsPhone:303-730-1022 Coyote TrailsDates: 04/25/2024Time: 6:00 PM - 7:30 PM CSU Extension in Jefferson County Organization: Downtown Aquarium-DenverLocation: 700 Water St.Denver, CO, 80211United StatesSee map: Google MapsPhone:303-561-4450 Endangered Species Day - Downtown AquariumDates: 05/17/2024Time: 10am - 3pm Location: Barr Lake State Park13401 Picadilly Rd.Brighton, CO, 80603United StatesSee map: Google MapsPhone:(303) 659-4348 x 49 Fall Birding FestivalDates: 09/14/2024Time: 7:00am-1:00pm Organization: National Park ServiceLocation: 1849 C St NWWashington, DC, 20240United StatesSee map: Google MapsPhone:202-208-6843 Free Entrance Days in the National Parks!Dates: 06/19/202408/04/202409/28/2024Show more datesHide these dates11/11/2024Time: See website for details. Organization: DIGIVATIONS CAMP DEMIGOD INSTITUTE at Cornell UniversityLocation: 757 Warren Road, Ste 4988 Summer: Upstate NYIthaca, NY, 14850United StatesSee map: Google MapsPhone:650-283-5440 Harry Potter Sustainable UniverseDates: 07/15/202407/16/202407/17/2024Show more datesHide these dates07/18/202407/19/202407/22/202407/23/202407/24/202407/25/202407/26/2024Time: 1:00pm Location: South Platte Park3000 W Carson Drive Littleton, CO, 80120United StatesSee map: Google MapsPhone:303-730-1022 Nesting Great Horned OwlsDates: 04/27/2024Time: 10AM - 12PM Location: South Platte Park3000 W Carson Drive Littleton, CO, 80120United StatesSee map: Google MapsPhone:303-730-1022 Nesting Great Horned OwlsDates: 04/27/2024Time: 1PM - 3PM Visiting Sedona, AZ