London

Here's an ideal itinerary for 3 days in London that will cater to the interests of all three generations:

Day 1:

• Start your day with a visit to the iconic Tower of London. This historic castle has served as a royal palace, prison, and even a zoo over the centuries.
• After exploring the Tower, take a short walk across the Tower Bridge to reach the South Bank of the River Thames. Here, you can enjoy a leisurely stroll along the river and take in the views of the city skyline.
• For lunch, head to Borough Market, one of London's oldest and most famous food markets. You'll find a wide variety of delicious street food options here.
• In the afternoon, visit the British Museum, which houses an incredible collection of artifacts from around the world. The Rosetta Stone and the Elgin Marbles are just a couple of the must-see exhibits.
• End your day with a visit to the West End to catch a show at one of London's famous theaters.

Day 2:

• Start your day with a visit to Buckingham Palace to watch the Changing of the Guard ceremony. This is a quintessential London experience that shouldn't be missed.
• After the ceremony, head to nearby St. James's Park for a picnic lunch. This beautiful park offers stunning views of Buckingham Palace and is a great place to relax and people-watch.
• In the afternoon, visit the National Gallery, which houses an impressive collection of European art from the 13th to the 19th century. The gallery is free to enter, so it's a great option for budget-conscious travelers.
• End your day with a ride on the London Eye, a giant Ferris wheel that offers panoramic views of the city.

Day 3:

• Start your day with a visit to the Tower Bridge Exhibition, where you can learn about the history of this iconic bridge and even walk across its glass floor for a thrilling view of the river below.
• After the bridge, head to the nearby Tate Modern, one of the world's most famous modern art museums. The museum is housed in a former power station and offers stunning views of the city from its top-floor restaurant.
• For lunch, head to Camden Market, a vibrant and eclectic market that offers a wide variety of street food options.
• In the afternoon, visit the London Zoo, which is home to over 750 species of animals. The zoo is located in Regent's Park, which is also a great place for a leisurely stroll.
• End your day with a visit to Covent Garden, a bustling shopping and entertainment district that offers plenty of options for dinner and drinks.

I hope this itinerary helps you plan an unforgettable trip to London!