Soviet cartoon festival in Kaliningrad.

In late August 2015 in Kaliningrad hosted the fourth Festival of the Soviet cartoon. You can be for a moment in childhood, if you visit the festival and again feel at ease, carefree and protected as a child next to loving and caring parents. (If you visit the festival and feel at ease again, you can be a child for a while, carefree and protected next to loving and caring parents.)

It is good Anna, but word order makes a difference in English.

Compare, I hope my rearranged version helps.

Soviet Cartoon Festival in Kaliningrad.

In late August 2015, in Kaliningrad hosted the fourth festival of the Soviet cartoons. You can be For a moment, you are being transported back to in childhood. or "... you are back into childhood".  If you visit do go the festival, and again you will feel at ease, carefree and protected as like a child next to your loving and caring parents.