• Cultural/Ethnic Awareness

• 163.

Cedar Valley Irish Culturalassociation Inc

August 1st- 3rd 2025 in Waterloo, IA -3 days of kilt wearing and shamrocking fun.

• Professional Societies & Associations

• 164.

San Francisco Sidewalk Astronomers

This is the Solar Division of the Sidewalk Astronomers.

Blue Hill Observatory Science Center

The Blue Hill Observatory, established in 1885, remains a center for the study of weather and climate.

• Parks and Playgrounds

• 166.

Des Moines Carousel Foundation

Des Moines only authentic carousel. We are a not for profit organization.

• Recreational, Pleasure, or Social Club

• 167.

Cedar Valley Amateur Radio Club Inc

Menu Cedar Valley Amateur Radio Club An ARRLAffiliated Club in East Central Iowa CVARC Home The latest Bandspread newsletter is here.

• Science & Technology Museum

• 168.

ADLER PLANETARIUM

Official Twitter of the Adler Planetarium—the 1st planetarium in the Western Hemisphere.

• Education N.E.C.

• 169.

Oregon Star Party Inc

Visit Our Website at oregonstarparty. org The Oregon Star Party is a nonprofit organization run by volunteers supporting dark sky observing in Central Oregon annually.

• Astronomy (includes Observatories)

• 170.

Oklahoma City Astronomy Club

The Oklahoma City Astronomy Club provides three major benefits to our community.

Earth Day International Film & Media

🌏 Global environmental nonprofit dedicated to informing and inspiring action for a sustainable future.