Dear Ian and colleagues Many thanks. Just to note that - France and Switzelrand agreed in 1994 a French Zone of control near Geneva Airpot located in Switzerland: https://www.admin.ch/opc/fr/classified-compilation/19940442/index.html -Nepal agreed to let temporarly India use its territory during the construction of Sarada dam - USSR and Finland (again...) agreed a provisional use ("bail" in French) of Finland in Soviet part of Saimaa channel and the Island of Maly Vysotsky, - USSR and Finland (once again...) agreed to a definitive exchange of sovereignty due to hidroelectric plant Janisoski adn Niskakovski dam - Italy and Switzerland exchanged small portions of territory in order to facilitated access to Breggia torrent - France and Switzerland exchanged small portions of territory due do Emesson artificial bassin and Chatelard hidroelectric plant. - Iran and USSR exhanged portions of territory near Mil-Mugan dam. There are other examples between Romania and USSR near Stinca Costesi hidroelectric plan, and some others arrangements. When you have a good relations with your neighbour, things are easy to negociate. Yours sincerely Nicolas Boeglin 2015-12-22 9:28 GMT-06:00 Ilan Kelman < [log in to unmask]>: > The peak of international boundary collaboration? > > https://www.washingtonpost.com/news/worldviews/wp/2015/12/18/the-norwegian-plan-to-gift-finland-a-mountain >