Austin Box, a Southern Ute tribal elder, knows the story well. “When they were camped here, rather than the sun coming down on the lower area, it went up to Pikes Peak first and showed the sunlight there,” he says in a slow, easy cadence. “When the tribe looked up, they saw the sunlight. The sun wasn’t shining on the lower area. That’s why they named it Sun Mountain. Tavá Kaa-vi.” The 91-year-old Pikes Peak region resident and member of the Ignacio-based Southern Ute Indian Tribe sometimes refers to Pikes Peak by its Ute name — especially when he’s speaking about his cultural heritage. Southern Ute Tribal Elder Austin Box, who…