3LHD finishes a freshwater aquarium in Karlovac, Croatia A unique tourist attraction and a museum designed by 3LHD opened in Croatia by Mladena Zarkovic Sign in to continue SIGN IN Email address Password Stay signed in Trouble signing in? Reset password: Click here Email: customer.services@haymarket.com Call: +44(0)208 267 3154 Register FREE Full access to worldarchitecturenews.com & worldarchitecturenews.com/interiors Free email bulletins Register Now