Horseshoe Curve National Historic Landmark
                        
                            GPTKB entity
                        
                    
                Statements (22)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:National_Historic_Landmark gptkb:railroad_curve | 
| gptkbp:addedToNationalRegisterOfHistoricPlaces | October 15, 1966 | 
| gptkbp:country | gptkb:United_States | 
| gptkbp:diameter | 637 feet | 
| gptkbp:elevation | 1200 feet | 
| gptkbp:latitude | 40.4975 | 
| gptkbp:length | 2375 feet | 
| gptkbp:location | Logan Township, Blair County, Pennsylvania | 
| gptkbp:longitude | -78.4856 | 
| gptkbp:nearestCity | gptkb:Altoona,_Pennsylvania | 
| gptkbp:NRHPReferenceNumber | 66000678 | 
| gptkbp:opened | 1854 | 
| gptkbp:operatedBy | gptkb:Norfolk_Southern_Railway gptkb:Pennsylvania_Railroad | 
| gptkbp:partOf | gptkb:Pennsylvania_Railroad_Main_Line | 
| gptkbp:significance | engineering landmark key rail link over Allegheny Mountains | 
| gptkbp:touristAttraction | yes | 
| gptkbp:bfsParent | gptkb:Horseshoe_Curve | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | Horseshoe Curve National Historic Landmark |