The Hollywood reservoir is hidden in between the Hollywood hills- it’s never busy and the 3 mile loop is always peaceful and great for self reflection meditation.
Leo's is an institution. I thought there was only one truck on Venice and La Brea but turns out they have eight across LA. Watching them slice pork and pineapple in one fell swoop is both drool-inducing and an art form. Open til 3am most nights I think.
If you want to witness what architecture is about, visit SCI-Arc. This is where I went to school ,and I can tell you there is not one day that you will not be surprise what goes on inside this school. From open to the public lectures every wednesday to galleries and installation, and not to mention the student work.