The Tulip Viaduct is a 2,295-foot (700 m) long railroad bridge (also known as the Greene County Viaduct or Tulip Trestle, and officially designated Bridge X76-6) in Greene County, Indiana, that spans Richland Creek between Solsberry and Tulip. According to Richard Simmons and Francis Haywood Parker, authors of Railroads of Indiana, it is "easily the state's most spectacular railroad bridge".