Matches in DBpedia 2014 for { ?s <http://dbpedia.org/property/difficulty> ?o. }
- Nore_Valley_Way difficulty "Easy".
- North_Bass_Trail difficulty "Very Strenuous".
- North_Coast_Trail difficulty "Some very difficult sections".
- North_Country_Trail difficulty "Varies from location to location".
- North_Kaibab_Trail difficulty "Strenuous".
- North_Kerry_Way difficulty "Moderate".
- North_Road_Trail difficulty "Easy".
- North_Umpqua_Trail difficulty "Easy to Difficult".
- Northville-Placid_Trail difficulty "Easy to Moderate Grade".
- Norwottuck_Rail_Trail difficulty "easy".
- Notts_Pot difficulty "Grade III-IV".
- Nutty_Putty_Cave difficulty "Slippery".
- Offaly_Way difficulty "Easy".
- Ogof_y_Daren_Cilau difficulty "tortuous entrance series".
- Old_Abe_State_Trail difficulty "Easy".
- Old_Loggers_Path difficulty "Easy to Moderate".
- Olympic_Hot_Springs_Trail difficulty "Easy".
- Open_Canyon_Trail difficulty "Strenuous".
- Oregon_Coast_Trail difficulty "Easy to moderate".
- Ostkustleden difficulty "Moderate".
- Otago_Central_Rail_Trail difficulty "Moderate".
- Outer_Circle_Trail difficulty "Easy to medium".
- Overland_Track difficulty "Medium".
- Owl_Creek_Trail difficulty "Strenuous".
- Pacific_Crest_Trail difficulty "Moderate to Strenuous".
- Pacific_Northwest_Trail difficulty "Moderate to Strenuous".
- Paint_Creek_Trail difficulty "Easy".
- Paintbrush_Canyon_Trail difficulty "Strenuous".
- Palatine_Ways_of_St._James difficulty "easy".
- Palmetto_Trail difficulty "Easy to moderate".
- Panhandle_Trail difficulty "Easy".
- Paradox_Trail difficulty "Strenuous".
- Pate_Hole difficulty "III".
- Patriots'_Path difficulty "Easy".
- Paugussett_Trail difficulty "easy, with very few difficult sections".
- Paulinskill_Valley_Trail difficulty "Easy".
- Peddars_Way difficulty "Easy".
- Pembrokeshire_Coast_Path difficulty "Easy".
- Pennine_Bridleway difficulty "Moderate".
- Pennine_Way difficulty "Moderate to Strenuous".
- Pere_Marquette_Rail-Trail difficulty "Easy".
- Perkiomen_Trail difficulty "Easy".
- Phong_Nha_Cave difficulty "Dangerous".
- Pieterpad difficulty "Easy".
- Pinchot_Trail_System difficulty "Strenuous".
- Pine_Creek_Rail_Trail difficulty "easy".
- Pine_Mountain_State_Scenic_Trail difficulty "Moderate to Difficult".
- Pine_Ridge_Trail difficulty "Moderate".
- Pinellas_Trail difficulty "Easy to Moderate".
- Plenty_River_Trail difficulty "Medium".
- Plotter_Kill_Preserve difficulty "Easy".
- Pomperaug_Trail difficulty "easy, with very few difficult sections".
- Powelltown_Tramway_Rail_Trail difficulty "Very Difficult".
- Pwll_Dwfn difficulty "Fully vertical, Single Rope Technique needed".
- Quehanna_Trail_System difficulty "Strenuous".
- Queich_Valley_Cycleway difficulty "easy/".
- Queich_Valley_Cycleway difficulty "no climbs".
- Quinnipiac_Trail difficulty "Moderate with some easy and hard sections".
- Rachel_Carson_Trail difficulty "Moderate".
- Rainbow_Falls_Trail difficulty "Moderately strenuous".
- Rat_Hole,_Gaping_Gill difficulty "V".
- Redmond_Caves difficulty "Easy to Moderate".
- Regicides_Trail difficulty "Easy to moderate".
- Rendezvous_Mountain_Trail difficulty "Moderate to Strenuous".
- Rheinburgenweg_Trail difficulty "Easy".
- Rheinhöhenweg_Trail difficulty "Easy".
- Rheinsteig difficulty "Easy".
- Richard_Martin_Trail difficulty "Easy".
- Rideau_Trail difficulty "easy to moderate".
- Rimutaka_Rail_Trail difficulty "Grade 2".
- Ringwood–Belgrave_Rail_Trail difficulty "Easy to medium".
- River_Gum_Walk_Trail difficulty "hard".
- River_Trail_(Arizona) difficulty "Moderate".
- Robert_Frost_Trail_(Massachusetts) difficulty "easy, with some rugged sections".
- Roberts_Pass difficulty "Easy".
- Round_Mountain_National_Recreation_Trail difficulty "Moderate to Strenuous".
- Roundtop_Trail difficulty "Moderate".
- Rowten_Pot difficulty "Grade 4".
- Royal_Arch_Route difficulty "Expert".
- Ruffey_Creek_Trail difficulty "Medium".
- Sabrina_Way difficulty "Challenging".
- Saint_Kevin's_Way difficulty "Moderate".
- Sakatah_Singing_Hills_State_Trail difficulty "Easy".
- Sam_Merrill_Trail difficulty "Easy to moderately strenuous".
- Sandridge_Trail difficulty "Easy".
- Sandy_Glacier_Caves difficulty "Difficult".
- Satopanth_Tal difficulty "Three star trek".
- Sauratown_Trail difficulty "Moderate".
- Savage_Mill_Trail difficulty "Easy, level, ADA accessible".
- Schwarzwald-Querweg_Freiburg-Bodensee difficulty "Easy".
- Scotchmans_Creek_Trail difficulty "Mostly easy".
- Sea_Lion_Caves difficulty "novice".
- Sewanee_Perimeter_Trail difficulty "Easy to Moderate".
- Shannon_Cave difficulty "High".
- Shenipsit_Trail difficulty "Easy with difficult sections".
- Sidcot_Swallet difficulty "Easy".
- Signal_Mountain_Trail difficulty "Moderate".
- Silver_Knapsack_Trail difficulty "Moderate to strenuous".
- Silver_Moccasin_Trail difficulty "Moderate to strenuous".
- Simpson_Pot difficulty "Grade 4".