Of course! London, Salisbury, Lincoln, and Canterbury are incredible destinations with rich history and culture. Here are some travel tips:

Best Time to Visit:
The best time to visit these cities is during the spring (March to June) and fall (September to November). The weather during these times is generally mild and the streets less crowded and more manageable.

Route and Accessibility:
You can easily reach these cities by trains from London. Trains to Canterbury and Salisbury run frequently from London Victoria, London Waterloo is the station for Salisbury, and London St Pancras International for Lincoln. All these cities are also accessible via road, so renting a car could be a good option if you prefer driving.

Altitude and Acclimatization:
Altitude is not an issue in these cities as they are not located at a higher altitude.

Accommodation and Booking:
Accommodation in London and these other cities vary from luxury hotels to budget hostels and vacation rentals. Advance booking is recommended to secure a good deal and avoid any last-minute hassles.

Clothing and Essentials:
Weather in the UK can be unpredictable. Hence, layers are recommended. Always carry an umbrella or a raincoat as rain showers are frequent. Comfortable walking shoes are recommended as these cities are best explored on foot.

Health and Safety:
Public health infrastructure in the UK is excellent. However, getting a travel insurance to cover medical emergencies is always recommended. For personal safety, these cities are generally safe, but one should always be aware of their surroundings, especially at night and avoid less crowded areas.

Local Etiquette and Respect:
UK residents are polite and reserved. Remember to maintain a queue wherever it is required. Tipping is customary in restaurants and pubs, so leave around 10% of your bill for good service. Keep noise to a minimum if using public transport and refrain from talking loudly on your phone. Always show respect to history and heritage by following rules in museums and churches.