London

Here's a suggested itinerary for 6 days in London:

Day 1:

• Start your day with a visit to the iconic Tower of London. You can take the tube to Tower Hill station and walk from there.
• After exploring the Tower, head to Borough Market for lunch. This bustling food market has a wide variety of delicious options to choose from.
• In the afternoon, take a stroll along the South Bank of the Thames. You can see the London Eye, the Tate Modern, and Shakespeare's Globe Theatre along the way.
• For dinner, head to Dishoom in Covent Garden for some delicious Indian food.

Day 2:

• Start your day with a visit to the British Museum. Admission is free, so it's a great way to start your day without breaking the bank.
• After the museum, head to Oxford Street for some shopping. You can take the tube to Oxford Circus station.
• In the evening, head to Soho for dinner. There are plenty of great restaurants to choose from, but I recommend trying the Korean fried chicken at Jinjuu.

Day 3:

• Start your day with a visit to St. Paul's Cathedral. You can take the tube to St. Paul's station.
• After exploring the cathedral, head to the nearby One New Change shopping center for some great views of the city from the rooftop terrace.
• In the afternoon, take a stroll through Hyde Park. You can rent a bike or a boat to explore the park further.
• For dinner, head to Dishoom in Shoreditch for some more delicious Indian food.

Day 4:

• Start your day with a visit to the Houses of Parliament and Big Ben. You can take the tube to Westminster station.
• After exploring the Houses of Parliament, head to the nearby Churchill War Rooms for a fascinating look at Winston Churchill's life during World War II.
• In the evening, head to Camden Market for dinner. There are plenty of great food stalls to choose from, but I recommend trying the halloumi fries at Oli Baba's.

Day 5:

• Start your day with a visit to the Tower Bridge Exhibition. You can take the tube to Tower Hill station.
• After exploring the bridge, head to the nearby Sky Garden for some great views of the city from the top of a skyscraper.
• In the afternoon, take a stroll through the trendy neighborhood of Shoreditch. There are plenty of great street art and independent shops to explore.
• For dinner, head to Dishoom in King's Cross for some more delicious Indian food.

Day 6:

• Start your day with a visit to the Tate Modern. You can take the tube to Southwark station.
• After exploring the museum, head to the nearby Borough Market for lunch.
• In the afternoon, take a stroll through the charming neighborhood of Notting Hill. You can see the colorful houses on Portobello Road and explore the independent shops and cafes.
• For dinner, head to Dishoom in Carnaby for some more delicious Indian food.

Overall, this itinerary should give you a great taste of what London has to offer, while staying within your budget. Enjoy your trip!