North America           
Asia           
Europe           
The Seas           
UC Davis           
People      
Art      
Food      
The very 1st international park. In this case shared between US and Canada. In the back country between borders (so remote that you can only backpack/hike) is supposedly a person whose sole purpose is customs. It is not 24 hours, so if he/she is not there you must wait until they come back before allowed to cross the border legally.