Я бы перевела так (кое-где немного поменяла смысл, так что лучше перечитай):
"Dear Mary!
I want toinvite you to visit me in Ekaterinburg . Besides you want togo toRussia, aren’t you ? I have holidays in the summer, could you come in June?
Here isvery good in the summer! I have already made a plan! I ll show youYekaterinburg,which is the capital of the Urals . We will visit the Museum of Stone CarvingArt and themajor temples and monasteries. You will seenaturalpark " Deer Streams " .
Another my friend invited us to his dacha , which islocated on the shore of picturesquelake "Baltic" . We will cook shashliks, swim andsunbath . AlsoI’ll introduce you to my friends. We will have fun !
If youagree , then write more . Ill tell you how all things should be done. We willtake allyourexpenses in Russia . Besides you will live with my sister , we havehaveprepared for you a separate room.
You friend,Lena."
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