Family-Friendly 7-Day Itinerary for London, UK

1. Day 1: British Museum
   10 minutes (1 mile) from St. Pancras Renaissance Hotel London

   Explore the history of the world's cultures and civilizations through 8 million objects, including the famous Rosetta Stone.

2. Day 2: Tower of London and Tower Bridge
   20 minutes (2.2 miles) from British Museum

   Discover the royal palace, museum, and fortress including the famous Crown Jewels. Walk over the iconic Tower Bridge for stunning London views.

3. Day 3: London Zoo and Regent's Park
   25 minutes (3.5 miles) from Tower of London

   Observe more than 750 species at the world's oldest scientific zoo where you can see creatures such as lions and tigers. Relax in Regent's Park.

4. Day 4: Natural History Museum and Science Museum
   25 minutes (3 miles) from London Zoo and Regent's Park

   Learn about science and the natural world through interactive exhibits and fun activities for kids and adults.

5. Day 5: Coca-Cola London Eye and Sea Life London Aquarium
   25 minutes (2.5 miles) from Natural History Museum and Science Museum

   Enjoy a breathtaking bird's eye view of London on the Coca-Cola London Eye and then dive into the fascinating underwater world of the Sea Life London Aquarium.

6. Day 6: Buckingham Palace and St. James's Park
   30 minutes (2 miles) from Coca-Cola London Eye and Sea Life London Aquarium

   Watch the famous Changing of the Guard ceremony and explore the official London residence of Her Majesty The Queen. Stroll through beautiful St. James's Park.

7. Day 7: Harry Potter Studio Tour and Warner Bros. Studio Tour London
   45 minutes (20 miles) from Buckingham Palace and St. James's Park

   Experience the magic of the Harry Potter films on fascinating studio tours including behind-the-scenes access to iconic props and settings.

Time and Costs Estimates:

• British Museum (3-4 hours, free)
• Tower of London and Tower Bridge (3-4 hours, £27/adult, £13.50/child)
• London Zoo (2-3 hours, £24.50/adult, £18.00/child)
• Natural History Museum and Science Museum (2-5 hours, free)
• Coca-Cola London Eye and Sea Life London Aquarium (3-4 hours, £34.50/adult, £26.00/child)
• Buckingham Palace and St. James's Park (2-3 hours, free)
• Harry Potter Studio Tour and Warner Bros. Studio Tour London (4-5 hours, £47/adult, £41/child)
Total Estimated Costs: £300/adult, £212.50/child

Useful Tips:

If you have more time, consider visiting other family-friendly attractions such as The London Dungeon, Madame Tussauds, or Shrek's Adventure! London. If you have less time, combine the British Museum and Tower of London & Tower Bridge into one day. Also, consider experiencing the famous West End theater scene with a family-friendly musical.