For most people, their 60s is a time to slow down and smell the roses, but not for Alvin and Jean Witten.

Instead, they went to Mozambique to search for churches and officially count the 1300+ congregations known to exist there over five years.

Listen to their story by clicking on the audio player. 

This conversation initially aired on Tuesday, 3 December 2024.

See omnystudio.com/listener for privacy information.