Paris, France’s City of Light, captivates with the Eiffel Tower’s twinkling nights, Louvre’s Mona Lisa, and Seine River cruises. Stroll Montmartre’s artist alleys, savor croissants in Le Marais, picnic under Notre-Dame’s gothic spires. Mild 5–25°C; spring (Apr–Jun) & fall (Sep–Oct) ideal for café terraces and golden chestnut-lined boulevards.