The focus of these products will be active pursuits, food and drink and winter escapes.
Businesses taking part will be able to access new routes to market through Tourism Exchange Great Britain, as well as being a part of a wider marketing campaign in 2022.
Neil Carney, head of destination strategy at Visit Northumberland, said, "Experiential tourism has grown hugely in recent years, with visitors searching for immersive experiences to connect with and understand the places that they are visiting.
"This could be anything from taking a bike ride with an experienced local guide, to safaris in the Ingram Valley, to spending the day living like a Roman. The possibilities are only as limited as your imagination."