Casey Cep reviews Paulina Bren’s “The Barbizon: The Hotel That Set Women Free,” a history of the all-women’s residential hotel in Manhattan that was home to Joan Didion, Sylvia Plath ...

Hofburg Palace in Austria has 18 wings, 19 courtyards, and 2,600 rooms. Visit Insider's homepage for more stories.

A version of this article appears in print on May 19, 2023, Section B, Page 1 of the New York edition with the headline: Extremism at Home in Gamer Chat Rooms.