The city center is on the right bank of the river around the main square, where the town hall, museum, hotels and restaurants, shops. Joensuu has square town plan. From the main square of the bridge leading across the island Ilosaari to the train station.
Joensuu is - as the name of the place translates - at the mouth of a river entering a lake. It is one of the fastest growing centres in Eastern Finland, with a university that educates a constant stream of new students from all over the country. There are also a number of foreigners doing their study exchange or post-graduate studies here.
Many daily flights from Helsinki provided by Finncomm Airlines and Finnair. Estonian Air has also direct flights from Tallinn . A bus runs between the airport and town (the university and downtown) before and after each flight. The bus takes 10 minutes and costs €5. There are also taxis at the airport.
NOTE: Due to the COVID-19 situation, flights from Helsinki to Joensuu are temporarily suspended
Direct connection from Helsinki via Lappeenranta, several trains a day. Travel time is about 5 hours. If coming from Russia, transfer at [Kouvola]. Station is small, open only during the day. Located on Railway square on the left bank of the River.
From Helsinki several times a day on the road for about 7 hours, there is a night bus almost every day. See Matkahuolto. Bus station is located on Railway square.
If you're driving from Russia and cross the border at Nuijamaa in Lappeenranta, turn on the main road 6, taking you to Joensuu. If you cross at Niirala, simply follow the main road 9 until it joins the main road 6. Main route 6 goes from Helsinki via Lappeenranta and Kouvola in Joensuu and further Nurmes and Kajaani.
The local bus terminal is located one block south from the main market square, a 10 minutes' walk from train and the bus station. There are ten bus lines which serve traffic inside the city of Joensuu. Departures are usually every hour per line, most traffic runs in work/school days and there are less departures in Saturdays and Sundays. Some bus lines continue to countryside outside the city.
One-way ticket in Joensuu local buses costs currently (2013/02) 3,30€. If you travel frequently, a 10-journey card or a 40-journey card, both sold by the driver, will offer a discounted rate. If you are a Joensuu resident there are even 30-day cards and 40-journey student cards available at the bus station.
See more: Public transport in Joensuu
Many locals ride their bicycle all year around. You can rent one for example at Joensuun kansalaistalo in the city centre.
Joensuu has an extensively network of bicycle paths (shared with pedestrians), fully segregated from motorized traffic. Many paths run through the towns greenway corridors, so you can ride without ever encountering motorized traffic, with the exception of junctions between the greenway's links. A good example of a greenway is a network of paths linking the Mutala neighbourhood with the Utra neighbourhood in the east, well worth seeing. Bike paths also run along the riverside near the city centre, and also in Utra.
Cycling in Joensuu is extremely safe, the paths are generally extremely wide on a European scale, and one may safely allow their children to bicycle around the town. Bike trips within the city for the whole family are totally recommendable.
The cycling network in Joensuu does not end in the city itself. A popular route for cycling, rollerblading etc. is a cycle path route that leads from Joensuu to Käsämä in the country of Liperi, a route that allows one to see glimpses of actual Finnish countryside, not to mention Lake Kuorinka, a clearwater lake in Liperi (great for divers). Cycling to Kuorinka on a summer's day with your swimming gear is a trip you'll never forget. Beware though, the clearwater lakes are relatively cold even in mid-summer, so check the water temperature before swimming.
City Hall in the main square in the Art Nouveau architect. Eliel Saarinen (within theater), there is lore and art museums, a wooden block with cafes and shops.
Joensuu Arena, the largest wooden building in Finland offers a magnificent setting for various types of events in Joensuu. The Arena is suitable venue for a wide variety of events from fairs to exhibitions, concerts and from small-scale meeting to large confrerences. In sports use, the Arena is suited for football, Finnish baseball, athletics, boxing, climbing and many indoor sports. 
Street connects pseudogothic Kirkkokatu cathedral in the southern city and an Orthodox wooden church in the north, passing through the main square.
Ilosaarirock music festival  once every summer (30+ years and counting),
For Carelian food, try Karjalantalo restaurant, serving lunch menu all year round and evening menu at summertime. At the cityhall there is a restaurant as well serving delicious food. Rosso in the corner of the marketplace is a mainly family restaurant, but very popular all over finland. In Kauppatori marketplace you have a choice of local and ethnic (including thai) food stands. For small snacks only, try local "karjalanpiirakka" pastry at the marketplace stands or from Marttakahvila's Piirakkapaja. In Finland so called grilliruoka or Grill food is popular and definetly worth to try. For fish lovers, however, some stands will serve "muikku," a small fish that is fried whole in butter and coated with rye flour. It's eaten whole, head and all; it's small enough to not even feel the bones. A choice of these are around the town, including in both ends of the marketplace Kauppahalli. You can also go to eat in any of the University canteens or in the canteen of Joensuu Science Park (most busy and maybe best of them) Lunch menu starting from around 5 euros. Otherwise there are plenty of mixed restaurants all around the city center.
There are plenty of pubs around the city center. However, craft beer and other specialties can be rare outside the Alko monopoly store. A large portion of the city's nightlife is run by the nationwide S-ryhmä chain.
Ski resort and national park of Koli north of the city. You can reach Koli ski resort by bus of Matkahuolto.