Luggage
Big traveling bag or backpack
1 comfortable and robust backpack for everyday use
Fabric bag for dirty laundry
Documents/cash
Passport, at least valid until after 6 months from the date of returning
Valid visa for the Russian federation
Insurance card, REGA card
Airline ticket and flight schedule
Little amount of cash in US-dollar or EURO (notes)
Valid credit- and/or debit card (MasterCard, Visa, Maestro, EC; unlock the card via your bank for Russia!)
Drinking and food
Thermos/water bottle (ca. 1lt)
Snacks, if necessary
Granola/chocolate bar, if necessary
Clothing
Long trousers (jeans and casual trousers)
Light shorts
Thermal underwear, if necessary
Underwear and socks
Long-sleeved t-shirt/shirt
Short-sleeved t-shirt/shirt
A warm and a light pullover
Fleece or softshell jacket
Bathing suit and bath towel
A cap or sunhat, if possible with mosquito net
Pyjamas
Training suit, if necessary
Robust, wore in trekking shoes
Light, comfortable sneakers or other shoes
House shoes (recommended for inside the truck and housing in Irkutsk)
Scarf, if necessary
Hygiene/toilet articles
Towel, face cloth
Bath towel
Toiletry bag
Personal toilet articles (shower gel, shampoo, everything biodegradable)
Toothbrush, toothpaste
Nail clippers
Hand wash detergent (biodegradable)
Wet wipes
For women: articles for monthly hygiene
Disinfectant
Medicament to relief pain of insect bites
If necessary, personal medicaments (please regard the import regulations!)
Sun/weather protection
Sunscreen
Sunglasses
Lip balm with sun protection factor
Rain hat
Umbrella
Insect protection
Mosquito net for your sun hat
Photo/video camera with different lenses
Tripod, if necessary
Spare batteries (batteries are very expensive in Russia) including charging cable
Enough memory cards/films (also very expensive in Russia)
Mobile device, music player, e-book, laptop, and others, including charging cable (with USB-input) and protection case
Binoculars, if you want
Practical
Purse/money belt
Copies of your passport, visa and airline ticket (it would be best if you have it saved electronically too)
Lighter, match sticks
Reserve shoelaces
Pocket knife (do not put the pocket knife in your hand luggage)
Small, lockable bags or containers
Writing utensils
Travel literature, travel guide
Readings
Dictionary, if necessary
Games
Outdoor hassocks
Neck pillow (for the flight or long rides)
Tick card (to remove ticks)
Headscarf (mandatory for women in orthodox churches)
Fishing utensils