Local authorities can impose fines on people hiking nude in the Alps in the conservative canton of Appenzell.
http://www.bbc.co.uk/news/world-europe-15785219
http://www.bbc.co.uk/news/world-europe-15785219
6-9-202. Neglect to close fences; penalty. A person is guilty of a misdemeanor punishable by a fine of not more than seven hundred fifty dollars ($750.00) if he opens and neglects to close a gate or replace bars in a fence which crosses a private road or a river, stream or ditch.
Sec. 14-96. Female nudity for commercial exploitation. (a) It is unlawful conduct in any commercial establishment for any person to procure, counsel, aid, assist or permit a female person to appear and expose, exhibit, display or reveal or for any female person to appear, expose, exhibit, display or reveal her nude breast or breasts or…
Rumor has it that the penalty ranges from a slap on the wrist to a ticket for a few hundred baht. Thankfully the exchange rate is favorable and this is around $10 US.