Google doodle France, today come with the theme Fête nationale du 14 juillet or National Day 14 July.
The French national holiday (the "July 14" or "14-July") is the national holiday of France, she held on that date (July 14) since 1880. Desired by Lafayette, it commemorated the Feast of the Federation in 1790. The fact is particular to mark the end of absolute monarchy and the first anniversary of the storming of the Bastille. It's a holiday.
On July 14 or 14-July results in a military parade on the Champs-Elysees, parades or military ceremonies in most common and fireworks. (In general, these fireworks are held on the nights of 13 to 14 and July 14 to 15.)
Fireworks of July 14 before the Eiffel Tower.
For more detail read here.