Sydney is a vibrant city with so much to offer, and I’m excited to help you plan a fantastic 10-day itinerary. Since you mentioned "2" and "2," I’m assuming you might be traveling with two people and looking for a mix of activities. Let’s dive in!

Day 1: Arrival and Circular Quay

• Morning: Arrive in Sydney! Check into your hotel and freshen up.
• Afternoon: Head to Circular Quay. Grab lunch at one of the waterfront cafes. You can’t go wrong with fish and chips!
• Evening: Take a stroll around the Sydney Opera House and the Royal Botanic Garden. Snap some photos and enjoy the views of the Harbour Bridge.
• Dinner: Dine at a restaurant in The Rocks, where you can enjoy some local cuisine.

Day 2: Explore the City

• Morning: Start your day with breakfast at a local café. Then, visit the Art Gallery of New South Wales.
• Afternoon: Head to Darling Harbour. Explore the SEA LIFE Sydney Aquarium and the Australian National Maritime Museum.
• Evening: Enjoy a sunset cruise on the harbour. It’s a magical way to see the city from the water!
• Dinner: After the cruise, have dinner at one of the restaurants in Darling Harbour.

Day 3: Bondi Beach and Coastal Walk

• Morning: Grab breakfast at a café in Bondi. Then, spend some time soaking up the sun at Bondi Beach.
• Afternoon: Take the famous Bondi to Coogee coastal walk. It’s about 6 km and offers stunning views of the coastline.
• Evening: Return to Bondi and enjoy dinner at a beachside restaurant. Try some fresh seafood!

Day 4: Blue Mountains Day Trip

• All Day: Take a day trip to the Blue Mountains. You can join a guided tour or rent a car. Visit the Three Sisters, hike some trails, and enjoy the breathtaking scenery.
• Evening: Return to Sydney and have a relaxed dinner at your hotel or a nearby restaurant.

Day 5: Taronga Zoo and Manly Beach

• Morning: Take a ferry from Circular Quay to Taronga Zoo. Spend the morning exploring the zoo and its amazing animal exhibits.
• Afternoon: After the zoo, hop on another ferry to Manly Beach. Enjoy lunch at one of the beachfront cafes.
• Evening: Stroll along the beach and enjoy the sunset. Have dinner in Manly before heading back to Sydney.

Day 6: Cultural Day

• Morning: Visit the Australian Museum to learn about the country’s natural history and indigenous culture.
• Afternoon: Head to the Sydney Tower Eye for panoramic views of the city. Grab lunch in the area.
• Evening: Explore Chinatown and enjoy a delicious dinner at one of the many Asian restaurants.

Day 7: Hunter Valley Wine Tour

• All Day: Take a day trip to the Hunter Valley, one of Australia’s premier wine regions. Enjoy wine tastings, vineyard tours, and a lovely lunch.
• Evening: Return to Sydney and relax after a day of indulgence.

Day 8: Explore Newtown and Glebe

• Morning: Start your day in Newtown, known for its quirky shops and cafes. Have breakfast at a local café.
• Afternoon: Explore the Glebe Markets (if it’s a Saturday) or take a walk around Glebe Point Road. Visit the beautiful Glebe Foreshore.
• Evening: Enjoy dinner at a trendy restaurant in Newtown.

Day 9: Sydney Harbour National Park

• Morning: Head to Sydney Harbour National Park. Explore the trails and enjoy the natural beauty.
• Afternoon: Visit the historic site of Fort Denison and learn about its history.
• Evening: Return to the city and have a farewell dinner at a nice restaurant with views of the harbour.

Day 10: Departure

• Morning: Enjoy a leisurely breakfast and do any last-minute shopping or sightseeing.
• Afternoon: Check out of your hotel and head to the airport for your departure.

And there you have it! A fun-filled 10-day itinerary in Sydney that balances relaxation, adventure, and cultural experiences. Enjoy your trip, and don’t forget to take lots of photos! If you have any specific interests or adjustments, feel free to let me know!