Pärnu City in the SW of Estonia (pop.40,000). is the fourth largest city in Estonia (population approx. 40,000). Pärnu City in the SW of Estonia (pop.40,000). lies on the coast of the Pärnu City in the SW of Estonia (pop.40,000). Bay, southwest of Estonia, also known as the summer capital. The resort town is well-known for long sandy beaches, restaurants and SPA hotels, sporting facilities and conference rooms for business. During the summer season, Pärnu City in the SW of Estonia (pop.40,000). hosts a wide range of festivals and concerts. During the low season, you find yourself in a calm and relaxing environment, with all the necessities nearby.