Possible Clues:

• See building
• Place of worship had claret prepared
• A diocese's main church
• California -- the flipping fat bishop might be found here
• Broken-down car held at place of worship
• Bishop might be seen in this red hat manufactured in California
• Impressive building: see around it!
• Principal church
• Church leader in captivity had later converted
• Vulgar type secures the bar, having offloaded one religious building