Hello! It's great to hear that you're planning a trip to the vibrant cities of Hyderabad, Visakhapatnam, Vijayawada, and Tirupati in India. Here are some valuable travel tips for you.

Best Time to Visit:
The best time to visit these cities is from October to March when the weather is pleasant. The summers can be very hot so avoid travelling during that time.

Route and Accessibility:
You can begin your journey in Hyderabad, which is well-connected with major international and domestic airlines. From Hyderabad, the other cities can easily be reached by road or rail.

Accommodation and Booking:
There are plentiful accommodations ranging from luxurious hotels to budget hostels in all these cities. It is recommended to book your accommodation in advance, especially during the high season. Online platforms like Booking.com, Airbnb, and Agoda can be used for this purpose.

Clothing and Essentials:
Pack lightweight, breathable clothing due to the warm climate. Add an umbrella or raincoat if you're travelling in the monsoon season. Don't forget your sunblock, sunglasses and a sturdy pair of walking shoes.

Health and Safety:
Remember to frequently sanitize your hands and follow local Covid-19 guidelines. Drink only bottled water and eat at clean and reputable places to avoid any health issues. Pharmacies are readily available for essential medicines.

Local Etiquette and Respect:
Indians are warm and hospitable. It's respectful to dress modestly, especially when visiting religious places. Footwear is often removed before entering religious places. Always ask permission before clicking someone's picture.