Here's a 3-day itinerary for Paris in October: Day 1: 1. Eiffel Tower - Type: Landmark - Description: Visit the iconic Eiffel Tower and ascend to the top for stunning views of Paris. Marvel at its architectural grandeur and learn about its history. - Start cost: EUR 10 for elevator access to the top (subject to change) - Estimated duration: 2-3 hours - Address: Champ de Mars, 5 Avenue Anatole France, 75007 Paris, France 2. Louvre Museum - Type: Museum - Description: Explore the world's largest art museum and historic monument. Admire masterpieces like the Mona Lisa and Venus de Milo while immersing yourself in art and history. - Start cost: EUR 15 (subject to change) - Estimated duration: 3-4 hours - Address: Rue de Rivoli, 75001 Paris, France 3. Seine River Cruise - Type: Experience - Description: Relax on a scenic cruise along the Seine River, admiring the beautiful architecture of Paris. Take in views of landmarks like Notre-Dame Cathedral and the Louvre Museum. - Start cost: EUR 15 (subject to change) - Estimated duration: 1 hour - Address: Various departure points along the Seine River Google Maps link for Day 1: https://www.google.com/maps/dir/Champ+de+Mars,+5+Avenue+Anatole+France,+75007+Paris,+France/Rue+de+Rivoli,+75001+Paris,+France/ Day 2: 1. Montmartre - Type: Neighborhood - Description: Visit the charming Montmartre district, known for its bohemian atmosphere and artistic history. Explore the Sacré-Cœur Basilica and wander through quaint streets. - Start cost: Free - Estimated duration: 2-3 hours - Address: Montmartre, Paris, France 2. Musée d'Orsay - Type: Museum - Description: Discover an impressive collection of Impressionist and Post-Impressionist masterpieces in this former railway station turned museum. Admire artworks by Monet, Renoir, and Van Gogh. - Start cost: EUR 14 (subject to change) - Estimated duration: 2-3 hours - Address: 1 Rue de la Légion d'Honneur, 75007 Paris, France 3. Canal Saint-Martin - Type: Hidden Gem - Description: Escape the bustling city and stroll along the picturesque Canal Saint-Martin. Enjoy the calm atmosphere, charming bridges, and local cafés lining the water. - Start cost: Free - Estimated duration: 1-2 hours - Address: Canal Saint-Martin, 75010 Paris, France Google Maps link for Day 2: https://www.google.com/maps/dir/Montmartre,+Paris,+France/1+Rue+de+la+L%C3%A9gion+d'Honneur,+75007+Paris,+France/ Day 3: 1. Palace of Versailles - Type: Landmark - Description: Take a day trip to the opulent Palace of Versailles, a UNESCO World Heritage site. Explore the grand palace, stunning gardens, and learn about French history. - Start cost: EUR 20 (subject to change) - Estimated duration: 4-5 hours - Address: Place d'Armes, 78000 Versailles, France 2. Sainte-Chapelle - Type: Church - Description: Admire the exquisite stained glass windows of Sainte-Chapelle, a masterpiece of Gothic architecture. Be mesmerized by the vibrant colors and intricate designs. - Start cost: EUR 10 (subject to change) - Estimated duration: 1 hour - Address: 8 Boulevard du Palais, 75001 Paris, France 3. Luxembourg Gardens - Type: Park - Description: Unwind in the peaceful Luxembourg Gardens, a lush green oasis in the heart of the city. Enjoy a leisurely stroll, relax by the fountains, or have a picnic. - Start cost: Free - Estimated duration: 2-3 hours - Address: Rue de Médicis, 75006 Paris, France Google Maps link for Day 3: https://www.google.com/maps/dir/Place+d'Armes,+78000+Versailles,+France/8+Boulevard+du+Palais,+75001+Paris,+France/ Please note that costs, durations, addresses, and attraction availability may vary. It's recommended to check the official websites or travel guides for up-to-date information. Enjoy your trip to Paris!