Historical clue formulations

• Swiss canton or its capital — 2010-03-26
• Swiss tourist destination — 2004-11-23
• Lake of Four Forest Cantons — 1999-11-28
• Glacier Garden city — 1997-06-20
• Swiss tourist center — 1997-02-09
• Lake of the Four Forest Cantons — 1995-10-01
• Swiss lake — 1995-08-19