| gptkbp:instanceOf | gptkb:lake 
 | 
                        
                            
                                | gptkbp:area | about 81.7 km² 
 | 
                        
                            
                                | gptkbp:coordinates | 46°25′N 8°05′E 
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                                | gptkbp:country | gptkb:Switzerland 
 | 
                        
                            
                                | gptkbp:dam | valley glacier 
 | 
                        
                            
                                | gptkbp:drainedBy | gptkb:Massa_River 
 | 
                        
                            
                                | gptkbp:firstScientificSurvey | 1870s 
 | 
                        
                            
                                | gptkbp:hasViewOf | gptkb:Bettmerhorn gptkb:Eggishorn
 gptkb:Moosfluh
 
 | 
                        
                            
                                | gptkbp:length | about 23 km 
 | 
                        
                            
                                | gptkbp:locatedIn | gptkb:Valais gptkb:Bernese_Alps
 
 | 
                        
                            
                                | gptkbp:nearestCity | gptkb:Bettmeralp gptkb:Fiesch
 gptkb:Riederalp
 
 | 
                        
                            
                                | gptkbp:notableEvent | rapid retreat since late 19th century 
 | 
                        
                            
                                | gptkbp:notableFeature | popular tourist destination largest glacier in the Alps
 significant retreat due to climate change
 
 | 
                        
                            
                                | gptkbp:notablePeak | gptkb:Aletschhorn gptkb:Bettmerhorn
 gptkb:Breithorn_(Blatten)
 gptkb:Dreieckhorn
 gptkb:Eggishorn
 gptkb:Fiescherhorn
 gptkb:Fusshörner
 gptkb:Grünhorn
 gptkb:Mönch
 gptkb:Oberaletschhorn
 gptkb:Schinhorn
 gptkb:Trugberg
 gptkb:Wannenhorn
 Eiger
 Jungfrau
 
 | 
                        
                            
                                | gptkbp:partOf | gptkb:Aletsch_region 
 | 
                        
                            
                                | gptkbp:protectedBy | gptkb:Swiss_Alps_Jungfrau-Aletsch_Protected_Area 
 | 
                        
                            
                                | gptkbp:source | gptkb:Jungfrau_region 
 | 
                        
                            
                                | gptkbp:terminus | gptkb:Massa_Gorge 
 | 
                        
                            
                                | gptkbp:thickness | about 900 m 
 | 
                        
                            
                                | gptkbp:touristAttraction | guided tours hiking
 skiing
 glacier trekking
 
 | 
                        
                            
                                | gptkbp:tributaryOf | gptkb:Ewigschneefäld gptkb:Grünhornlücke
 gptkb:Grosser_Aletschfirn
 gptkb:Jungfraufirn
 
 | 
                        
                            
                                | gptkbp:UNESCOWorldHeritageSite | Swiss Alps Jungfrau-Aletsch 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Alpen gptkb:Alps
 
 | 
                        
                            
                                | gptkbp:bfsLayer | 5 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Aletsch Glacier 
 |