Ava Wallace, sports reporter at The Washington Post, is in France to report on the Summer Games — and eat a lot of croissants. Join her through the entire run of the games, for several episodes a week as she captures the highs, the lows and the Paris of it all, along with other Post colleagues.

Lillian journeys above the Arctic Circle to one of the most remote and least visited National Parks. In our series finale, she confronts the question facing its future: whether a portion of this untouched wilderness will soon include a path for industry.