The veteran agents have run the South Shields-based company since January 1989.
The pair, who met at a local church, originally planned to visit America to mark the milestone, before they had to replace it with a weekend getaway at a lodge in Yorkshire due to overseas travel restrictions.
Graeme said: "We both love to travel and explore new places but our favourite destinations are Canada, Alaska and Florida.
"Looking for bears and other wildlife in a remote part of the west coast of Canada or Alaska is our perfect holiday and is our first preference for a holiday every year."