I am grown up in Germany, a green and densely populated county. I was impressed by the spacious landscape and how the subtropical desert climate shaped the face of the metropolis.
Los Angeles has a fascinating variety of architecture. In the downtown area you can a collection of skyscrapers which is typical for an American metropolisis.
wikipedia, designed by Frank Gehry, or the Petersen Automotive Museum on the sheer endless Wilshire Boulevard (petersen).
Some of the buildings are beautiful pieces of art. They benefit a lot from the southern sky and plenty of sun light.
Even the sprawl, the vast network of neighborhoods, has a lot of architecutral charm.
You can see a lot of art on the streets. Some created by anonymous streat artists (more in post marvels-of-los-angeles).
Even the advertising boards harmonize with the desert charm of LA.