When you get to Paris, there are numerous activities and attractions to explore. Here is a detailed guide on what to do:

1. Visit the Eiffel Tower: Start your trip by visiting the iconic Eiffel Tower. You can take an elevator ride to the top and enjoy breathtaking views of the city. It's recommended to book tickets in advance to avoid long queues.

2. Explore the Louvre Museum: Known for its vast art collection, the Louvre is a must-visit. Spend hours admiring world-famous masterpieces like the Mona Lisa, Venus de Milo, and Winged Victory of Samothrace. Consider getting a skip-the-line ticket to save time.

3. Stroll along the Champs-Élysées: Take a leisurely walk along this famous avenue, known for its luxury shops, cafes, and theaters. Stop by Ladurée to taste their famous macarons or visit the flagship stores of renowned fashion brands.

4. Discover Montmartre: Visit the artistic neighborhood of Montmartre, home to the stunning Sacré-Cœur Basilica. Explore the charming streets, visit the art studios, and enjoy panoramic views of the city from the hilltop.

5. Take a Seine River Cruise: Experience the beauty of Paris from a different perspective by taking a boat cruise along the Seine River. You can enjoy a romantic dinner cruise or opt for a daytime tour to see the city's landmarks from the water.

6. Visit Notre-Dame Cathedral: Although partially damaged by a fire in 2019, Notre-Dame remains a symbol of Paris. Admire its Gothic architecture and explore the surrounding Île de la Cité, which houses other historical sites like Sainte-Chapelle.

7. Explore the Latin Quarter: Wander through the lively Latin Quarter, known for its vibrant atmosphere, narrow streets, and numerous cafes. Visit the famous Shakespeare and Company bookstore or enjoy a meal at one of the many traditional French bistros.

8. Indulge in French Cuisine: Paris is a culinary paradise. Try classic dishes like escargots, foie gras, or boeuf bourguignon at traditional restaurants. Don't forget to sample delicious pastries like croissants, éclairs, and tarte Tatin from local bakeries.

9. Visit the Palace of Versailles: Take a day trip from Paris to the Palace of Versailles, located just outside the city. Explore the opulent palace, its stunning gardens, and the Hall of Mirrors. Plan your visit in advance to avoid crowds.

10. Enjoy the Nightlife: Paris offers a vibrant nightlife scene. Explore the trendy Marais district, known for its bars and clubs, or visit the famous Moulin Rouge for a cabaret show.

Remember to check the opening hours and availability of attractions in advance, as some may require reservations or have specific visiting days. Additionally, consider purchasing a Paris Museum Pass or a Paris City Pass to save money and skip lines at popular attractions.

References:

• Eiffel Tower: https://www.toureiffel.paris/en
• Louvre Museum: https://www.louvre.fr/en
• Ladurée: https://www.laduree.fr/en/
• Montmartre: https://en.parisinfo.com/discovering-paris/montmartre
• Seine River Cruises: https://www.bateauxparisiens.com/
• Notre-Dame Cathedral: https://www.notredamedeparis.fr/en/
• Latin Quarter: https://en.parisinfo.com/discovering-paris/walks-in-paris/latin-quarter
• Palace of Versailles: http://en.chateauversailles.fr/
• Moulin Rouge: https://www.moulinrouge.fr/