There are three levels in the federal judicial pyramid. The first is the trial level, which includes different courts (Ex. The District court, Bankruptcy Court and the Court of Federal Claims) with specializes subject matter. The second is the Appellate level, which is the U.S. Court of Appeals. It is where any decision from the trial level can be appealed. The last is the Supreme Court. It is there where appeals from decisions from the Court of Appeals are taken. The Supreme Court has the final say so in the decision making. The federal District Courts (94 of them) have jurisdiction over both civil and criminal cases in their geographic area. Out of the 13 U.S Court of Appeals handle cases from the District Courts within their geographic areas. The last court is the U.S. Court of Appeals for the Federal Circuit. That court has jurisdiction nationwide over cases from the Courts of International Trade and Federal Claims. Original Appellate jurisdiction is the court that first tries the case. Appellate Jurisdiction is where the court reviews a case that has already been tried in a lower court. The purpose is to determine if the law and constitution was properly applied. The Supreme Court has appellate jurisdiction over cases that involve preserved federal questions from the state and federal courts. The Supreme Court also has original jurisdiction over cases affecting ambassadors and/or other public ministers and also when there are disputes between the states.