30-day tourist visas are readily available . if you want to stay longer you will need an invitation first. Citizens of former Soviet countries, as well as Serbia, Macedonia , Montenegro do not need visas to visit Belarus. Belarusian cities are safe in comparison to cities of our region. Cities are clean, roads are in good conditions. Lots of places to visit. There isn’t much old architecture left which we lost during Napoleonic, WWI and especially WWII. Restoring lost architecture cost money.