The Mineral baths are situated close to the town.

Sliven is 280 km east from the capital Sofia, 100 km from Bourgas and 130 km from the borders with Greece and Turkey.

In Sliven there are several churches:

  • "Sv. Dimitar" cathedral church
  • "Sv. Nikola" church
  • "Sv. Sofia" church
  • "St. Nicholas the miracle worker" church
  • Christian Baptist Church
  • Evangelical Pentecostal Church
  • Evangelical Cathedral Church
  • "st. Petka" church is next to Sport Palace Hotel - the first sod was turned in June 2008.

In Sliven you can visit the following museums and galleries:

  • "Hadzhi Dimitar" house-museum
  • National museum of textile industry
  • "Dobri Chintulov" house-museum
  • House -museum of customs from XIX century Sliven
  • History museum
  • "Sirak Skitnik" Art gallery
  • "May" gallery

Sliven has a closely associated with other towns:

  • Gera, Germany
  • Pech, Hungary
  • Voronezh, Russia
  • Swetlogorst, Belarus
  • Ternopol, Ukraine
  • Kutaisi, Georgia
  • Tekirdag, Turkey