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However, not all materials appearing on this website, social media, and associated NPS material are in the public domain. Some NPS sites contain registered trademarks, such as, the NPS Arrowhead symbol and NPS Secondary Mark. The Arrowhead symbol is the official insignia and registered trademark of the NPS. As such, it is protected by trademark laws and by 18 U.S.C. § 701, which provides for criminal penalties against non-governmental use of Government marks and other insignia. The NPS Arrowhead symbol may not be used without prior written permission from the Director of the NPS. Learn more about NPS trademarks.
Not all information or content on this website has been created or is owned by the NPS. Some content is protected by third party rights, such as copyright, trademark, rights of publicity, privacy, and contractual restrictions. The NPS endeavors to provide information that it possesses about the copyright status of the content and to identify any other terms and conditions that may apply to use of the content (such as, trademark, rights of privacy or publicity, 捐赠者的限制, etc.); however, the NPS can offer no guarantee or assurance that all pertinent information is provided or that the information is correct in each circumstance. It is your responsibility to determine what permission(s) you need in order to use the content and, if necessary, to obtain such permission. If you have specific questions or information about content on the NPS websites, please contact the appropriate NPS park or program that is associated with the content.
The NPS shall have the unlimited right to use for any purpose, free of any charge, all information submitted to the NPS via this site except those submissions made under separate legal contract. The NPS shall be free to use, for any purpose, any ideas, concepts, or techniques contained in the information provided to the NPS through this site.
References to non-U.S. Department of the Interior (DOI) products do not constitute an endorsement by the DOI. The National Park Service utilizes base map and geocoding/routing services from a number of different providers in its web maps.
Last updated: March 2, 2020