VIDEO : Kim Kardashian Shares the Sweetest Photo of North, Penelope, and Mason

Kim Kardashian took to Instagram on Tuesday to share a candid photo of a family road trip. The reality star, who was making her way to San Diego to visit her grandmother MJ, snapped a photo of her daughter, North West, holding hands with her niece, Penelope Disick, in the backseat. Her nephew Mason Disick is also seen putting on a pair of sunglasses while sitting behind the girls. Kim captioned the photo, "ROAD TRIPPIN'." She also shared a group shot of herself, Khloé, Kris, and MJ, with the caption, "San Diego Sunsets with the fam."