NAI Certification Calendar

CIG and CIH courses are managed by individual instructors, not through NAI’s national office, manage CIG and CIH courses. If you are interested in hosting or finding a CIG or CIH course in your area, please visit our See Who's Certified page to find an instructor near you.


Looking to become a trainer with NAI? Click below for upcoming courses:
Certified Interpretive Guide Train-the-Trainer Courses
Certified Interpretive Host Train-the-Trainer Courses

Certified Interpretive Guide Courses


October 15-19, 2018 | Chicago, IL 
Lincoln Park Zoo

October 22 - November 12, 2018 | Charlotte, NC 
Discovery Place

October 24-29, 2018 | Powell, OH 
Columbus Zoo and Aquarium

October 30 - November 2, 2018 | Whitehorse, YT, Canada 
Yukon Wildlife Preserve

November 2-5, 2018 | Makanda, IL 
Touch of Nature Environmental Center

November 3-11, 2018 | Port Townsend, WA 
Jefferson Land Trust

November 5-8, 2018 | Bretton Woods, NH 
Appalachian Mountain Club

November 5-8, 2018 | Alton, IL 
National Great Rivers Museum

November 5-8, 2018 | Indianapolis, IN 
Indianapolis Zoo

November 5-8, 2018 | Nashville, TN
Nashville Zoo

November 6-9, 2018 | Littleton, CO 
Carson Nature Center at South Platte Park

November 6-9, 2018 | Seattle, WA 
Klondike Gold Rush NHP - Seattle Unit

November 24-27, 2018 | Jackson, WY 
Scenic Safaris

December 4-7, 2018 | Millersville, MD 
Maryland Environmental Service

December 10-13, 2018 | Fort Collins, CO 
City of Fort Collins

December 10-14, 2018 | Grants, NM 
El Malpais National Monument

December 11-14, 2018 | Westminster, CO 
Butterfly Pavilion

January 10-15, 2019 | Phoenix, AZ 
Phoenix Zoo

January 14-17, 2019 | Seattle, WA 
The Adventure Hub and Winery

January 15-18, 2019 | Odem, TX 
Nueces Delta Preserve

January 15-18, 2019 | Tampa FL 
The Florida Aquarium

January 22-26, 2019 | Palm Desert, CA 
The Living Desert

January 29 - February 6, 2019 | Dallas, TX 
Dallas Zoo

February 3-7, 2019 | Pensacola, FL 
Florida Public Archaeology Network Center

February 4-7, 2019 | Roswell, GA 
Chattahoochee Nature Center

February 11-15, 2019 | Brookfield, IL 
Brookfield Zoo

February 19-22, 2019 | Bismarck, ND 
North Dakota Heritage Center

March 14-17, 2019 | Jamestown, ND 
1883 Stutsman County Courthouse State Historic Site

March 18-21, 2019 | Falmouth, ME 
Gilsland Farm Audubon Center

March 22-25, 2019 | Clermont, KY 
Bernheim Arboretum and Research Forest

March 26-29, 2019 | Eugene, OR 
Museum of Natural and Cultural History

April 1-4, 2019 | Tulsa, OK 
Oxley Nature Center

August 12-16, 2019 | Brookfield, IL 
Brookfield Zoo

Certified Interpretive Host Courses

February 1-2, 2019 | Palm Desert, CA 
The Living Desert

March 1-2, 2019 | Tulsa, OK 
Oxley Nature Center

Courses Offered by the NAI National Office

Workshops can be requested by contacting NAI at 888-900-8283. Professional categories of Certified Interpretive Trainer, Certified Interpretive Planner, Certified Interpretive Manager, and Certified Heritage Interpreter do not require attendance at a workshop to apply for or achieve certification. See certification handbook for details. However, the Certified Interpretive Guide Trainers workshop is required for anyone who wants to train others using NAI's CIG or CIH curricula.

Combined Certified Interpretive Guide and Host Train-the-Trainers

February 4-10, 2019 | Tucson, AZ  
Arizona-Sonora Desert Museum

Certified Interpretive Guide Train-the-Trainers


October 15-19, 2018 | Helena, MT  
Montana Wild

February 4-8, 2019 | Tucson, AZ  
Arizona-Sonora Desert Museum

Certified Interpretive Host Train-the-Trainers


December 11-14, 2018 | Borrego Springs, CA 
Steele/Burnand Anza-Borrego Desert Research Center

February 9-10, 2019 | Tucson, AZ  
Arizona-Sonora Desert Museum