As Murry undergoes heart surgery, Jase, Jep, and Randy head to Split Rock, WY in search of relics from the Oregon Trail. Missy and Jessica work on a get well soon gift for Murry.
It's a double date as Jase and Jep head to Montana to hunt an old 1860s fort with their wives in tow. Back in Louisiana, Si and Phillip try to beat the southern heat.
Jase and Jep bring Randy to upstate New York to hunt a Jesuit Mission and Native American site. Meanwhile, Jessica helps a recovering Murry with chores around his property.
Jase, Jep, and Randy hunt a North Carolina property that predates the American Revolution. Missy and Jessica open their own antique store called The Treasure Box.
Murry is back in action as the boys head to a historical property called Sunnyside in Mississippi. Phillip gets roped into helping the guys catch a gator spotted near their duck blind.
Jase, Jep and Murry head to Maryland for a treasure hunt and duck hunt at a historical property called Napley Green; Si becomes obsessed with Jessica's farm fresh eggs.
Jase and Jep are celebrating their birthdays together by treasure hunting a battle site in Maryland from the War of 1812; Missy, Jessica, and Si all have birthday surprises in store.
Jase, Jep, and Murry head to nearby Lake Providence, LA to hunt a civil war battle site, but their hunt is interrupted by none other than Si, who came to get eyes on their treasure operation.
After receiving a letter from an eight-year-old girl, the guys head to Farragut, TN in search of civil war relics; Si and the guys crash Willie's fishing pond while he's out of town.
While Jep is celebrating his anniversary hunting for diamonds with Jessica, Jase and Murry hunt a nearby spot in Louisiana called Battleground, where a famous battle took place.
With Murry out sick, Jessica has an idea to metal detect the Bonnie and Clyde ambush site in Gibsland; Missy rolls out the red carpet for a special guest at their Logtown Estate.
The guys get invited to hunt the Hollyfield Manor in Virginia; Jessica enlists Miss Kay to help her get chickens for their backyard.
The Mississippi River is at a record low, so the guys use the opportunity to hunt the Milliken's Bend; Missy and Jessica embark on a treasure hunting adventure.
Murry is getting married again; the guys enlist the girls to help pull off a vow renewal that doubles as a treasure hunt at Magnolia Ridge.
Jase and Missy have plans to surprise their adopted daughter, Karina, in D.C. so Jase hatches a plan to treasure hunt in nearby Virginia.