Hello! Your trip across Russia sounds exciting. Here are some travel tips for your journey, starting from Moscow to Vladivostok.

Best Time to Visit:
The best time to visit Russia is during summer, from June to September, when temperatures are warmer. However, if you want to experience Russian winters, consider visiting from December to February. Note that Siberian cities like Irkutsk can experience severe winter conditions.

Route and Accessibility:
You can start your journey in Moscow. From there, you can take the Trans-Siberian Railway that connects Moscow with Yekaterinburg, Novosibirsk, Irkutsk, and ends in Vladivostok. Local flights are also available between these cities.

Accommodation and Booking:
You'll find a variety of accommodations in these cities from luxury hotels to budget hostels. It's advisable to book in advance, especially during peak seasons. Booking sites such as Booking.com and Airbnb are often used.

Clothing and Essentials:
Pack clothes according to the season. For summer, lighter clothing, a hat and sunscreen are essential. During winter, heavy woolen clothes, thermal underwear, gloves and ear muffs are needed. Don't forget a good pair of walking shoes.

Health and Safety:
Ensure you've all requisite vaccinations as advised by the WHO. Carry a good quality water purifier or bottled water. Photography of military installations and at certain religious places may be prohibited.

Local Etiquette and Respect:
Russians value their traditions. Accept their hospitality, respect their religious customs at places of worship and follow local regulations. Keep in mind that tipping around 10% is common at restaurants.