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


September 20-25, 2017 | Powell, OH
Columbus Zoo and Aquarium

September 25-28, 2017 | Sandy Springs, GA
Chattahoochee River National Recreation Area

October 16-20, 2017 | Chicago, IL
Lincoln Park Zoo

October 21-29, 2017 | Paul Smiths, NY
Paul Smiths College

October 24-27, 2017 | Millersville, MD
Maryland Environmental Service

November 4-19, 2017 | Dayton, OH
Cox Arboretum MetroPark

November 6-9, 2017 | Gastonia, NC
Schiele Museum

November 7-10, 2017 | Littleton, CO
Carson Nature Center at South Platte Park

November 13-16, 2017 | Bretton Woods, NH
AMC Highland Center

November 27-30, 2017 | Tulsa, OK
Oxley Nature Center

December 5-8, 2017 | Millersville, MD
Maryland Environmental Service

December 5-8, 2017 | Westminster, CO
Butterfly Pavilion

December 11-15, 2017 | Cleveland, OH
Cleveland Metroparks Zoo

January 2-5, 2018 | Fort Mill, SC
Anne Springs Close Greenway

January 8-11, 2018 | Phoenix, AZ
Phoenix Zoo

January 9-12, 2018 | Las Vegas, NV
Outside Las Vegas Foundation

January 9-13, 2018 | Palm Desert, CA
The Living Desert

January 16-19, 2018 | Austin, TX
Austin Science and Nature Center

January 23 - February 1, 2018 | Columbia, SC
Riverbanks Zoo and Garden

January 29 - February 19, 2018 | Peoria Heights, IL
Forest Park Nature Center

February 5-8, 2018 | Pensacola, FL
Florida Public Archaeology Network Center

February 27 - March 2, 2018 | Quinault, WA
Lake Quinault Lodge

April 2-5, 2018 | Olympia, WA
Nisqually National Wildlife Refuge

Certified Interpretive Host Courses


October 10-11, 2017 | Gastonia, NC
Schiele Museum

October 18-19, 2017 | Chattanooga, TN
Tennessee Aquarium

November 1-2, 2017 | Brookfield, IL
Brookfield Zoo

November 28-29, 2017 | Charlotte, NC
Reedy Creek Nature Center

May 8-9, 2018 | Palm Desert, CA
The Living Desert


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.

Certified Interpretive Guide Train-the-Trainers


September 24-28, 2017 | Kirkwood, MO
Powder Valley Nature Center

October 23-27, 2017 | Seattle, WA
Klondike Gold Rush National Historical Park

Certified Interpretive Host Train-the-Trainers

September 29-30, 2017 | Kirkwood, MO
Powder Valley Nature Center

COMBINED Certified Interpretive Guide and Host Train-the-Trainers

September 24-30, 2017 | Kirkwood, MO
Powder Valley Nature Center