Absolutely! A visit to the Russian Far East, including Vladivostok, Ussuriysk, and Dalnegorsk, can be an exciting adventure. Here are some tips for your trip:

Best Time to Visit:
Generally, the best time to visit these regions is during the late spring to early autumn (May to September). The weather is fairly warm during these months, perfect for outdoor exploration.

Route and Accessibility:
The cities are well connected by road and railway lines. You can fly into Vladivostok International Airport then either drive or take a train to Ussuriysk and Dalnegorsk. Renting a car can give you more flexibility for sightseeing, but ensure that you're comfortable driving in the potentially harsh weather.

Altitude and Acclimatization:
These cities are not located at a high altitude, so acclimatization shouldn't be a significant issue. However, if you're planning to undertake any mountain hiking, take it slow and always heed your body's signals.

Accommodation and Booking:
There are various accommodations ranging from luxury hotels to budget hostels. It's advisable to book your hotel in advance, especially during the peak tourist season.

Clothing and Essentials:
Pack clothing appropriate for the season. In winter, heavy clothing is essential due to the extremely cold weather. Don't forget a good quality pair of boots, a hat, gloves, and scarves.

Health and Safety:
Carry any prescribed medications. Tap water in Russia is generally not recommended to drink, so bottled water could be a safer choice. Be aware of your surroundings and store your personal belongings securely.

Local Etiquette and Respect:
Russians value respect and etiquette. Learn a few basic Russian phrases, it could be helpful while interacting with locals. Always respect local customs and traditions.