A lot of these ' treasures' are sitting outside and rotting into the ground. They rescue the items before they are garbage. They revisited Leland and brought him a antique sign with his name on it so you shoul probably watch all the episodes before you scream bs. Leland's daughter invited him back becaus she does no want all her fathers horde. Not to mention the time they donated a dinosaur bone worth 10,000 to a museum and took a 500 loss.