I'm the author of The LEGO Architect, a book which explores 7 architectural styles using LEGO. Each chapter includes a brief history, amazing buildings re-created using LEGO, and instructions to build a model in the style.
More information about the book including author events, bonus materials and more at https://brickarchitect.com/book/
There's also a dedicated LEGO Architecture blog featuring the latest LEGO Architecture news and amazing models at https://brickarchitect.com