### Question
How does NATIONAL TRAILS SYSTEM define high potential historic sites?


### Answer
Under *16 U.S.C. § 1251*, **high potential historic sites** is defined as:

> those historic sites related to the route, or sites in close proximity thereto, which provide opportunity to interpret the historic significance of the trail during the period of its major use

#### Citation:
  - *16 U.S.C. § 1251*
  - Heading: **CHAPTER 27-NATIONAL TRAILS SYSTEM**

