HOT LINKS: Creative church reuse, Manhattan layers, 15 San Franciscans, Petrified Forest honors

1962: Petrified Forest National Park visitors compound. [AP]

It's been too dangin long. With that, some hot headlines:

• In Pittsburgh former churches are being converted into more than condos - they're becoming everything from hotels to hookah bars. Can we pull this sort of things off in more places? [NYT]
• Here's some ambition for you, Urban Layers maps Manhattan's history showing the age of every building.
• San Francisco Chronicle design critic John King picks out his top 15 buildings that say 'San Francisco'. [SF Gate]
• Buildings designed by modernist giants Richard Neutra and Robert Alexander in Arizona's Petrified Forest National Park were named a National Treasure by the National Trust earlier this month. [AP]