None of the US Judiciary Flow Charts in Google Images Are Very Helpful
A hand sewn infographic made using foundation quilt piecing techniques. 
Assorted cotton and wool fabrics, linen and wool thread
US Constitution, Article 3
The judicial power of the United States, shall be vested in one Supreme Court, and in such inferior courts as the Congress may from time to time ordain and establish.
US Constitution, Article 1, Section 8
The Congress shall have Power To constitute Tribunals inferior to the supreme Court