Luxembourg is a parliamentary, democracy headed by a constitutional monarch. Under the constitution of 1868, executive power is exercised by the Grand Duke and the cabinet, which consists of several other ministers.
Most visits to Luxembourg are trouble-free but you should be aware of the global risk of indiscriminate international terrorist attacks, which could be against civilian targets, including places frequented by foreigners.
Luxembourg is part of the West European Continental climatic region, and enjoys a temperate climate without extremes. Winters are mild, summers fairly cool, and rainfall is high.