200 items from Joan Rivers’s New York penthouse to go up for auction

The items for sale, which range from $500 to $200,000, include Cartier jewels, and a custom engraved Tiffany’s water bowl used by Rivers’s dog Spike

Saving America’s most architecturally stunning homes

Created by the masters of modernism, the mid-century homes of California are too small for today’s super-rich – hence a conference about how to preserve them