From Teboil gas station (Tähtihovi, Euro Strada) continue for about 3 km, then take the ramp to Kouvola
Drive in Kouvola direction for about 4,5 km, then turn left at VOIKOSKI, HIRVISALO sign (road number 4143).
Continue driving for about 28 km (you will see Ahveniston Apaja bar along the road).
Turn left to Enolahdentie and continue driving for another 2,8 km, until you arrive at Lahtela farm. The road is paved all the way to Enolahdentie.
Alternative route
From Heinola you can also take the road all the way to Mikkeli
You will pass an ABC store in Kuortti. From there, continue driving for another 7,5 km, then turn right at the KOIRAKIVI, HIETANIEMI sign.
After the ramp, continue to the left.
Drive for about 2 km, until a T-cross. Turn left.
Drive for another 200 m and turn right, towards the sign that says HIETANIEMI. Drive along this road for another 2 km, then turn right at the sign ENOLAHTI, Salmentie.
Continue driving for another 12 km until you arrive at Lahtela farm.
From Lappeenranta
When arriving from Lappeenranta direction, take the road number 13 towards Mikkeli.
Drive for about 60 km past Savitaipale to Suomennniemi, then take the turn to Mäntyharjua.
You will go over road 15 that goes from Kouvola to Mikkeli.
Continue towards Mäntyharju for 22km.
At the Mäntyharju centre roundabout, turn left to Vihantasalmi and Lahti.
Drive for about 3km, then turn left to Voikoski, road number 368 (Valkeala-Jaala). Continue driving for another 9km, then turn right to Jaala- Pärnämäki road number 4146.
Continue driving along that road for about 10km, after which the road number will change to 4143. Continue towards Heinola.
Drive for about 5,1km then turn to a small road that says Enolahti, Enolahdentie.
Continue driving along that road for about 2,7km until you arrive at Lahtela farm. The road is paved all the way to Enolahdentie.
From Mikkeli
From Suittilahti Teboil gas station drive until the next big crossing. Then take the right ramp down to KOIRAKIVI, Pertunmaa.
Turn left and drive for about 2km until a T-section. Turn left.
Continue for another 200km and turn right to HIETANIEMI.
Continue driving along this road for another 2km then turn right to at ENOLAHTI, Salmentie.
Drive for another 12km until you arrive at Lahtela farm.