sentiero = {
"type": "FeatureCollection",
                                                                                
"features": [
{ "type": "Feature", "id": 1, "properties": { "Name": "Rifugio Salto del Cane", "description": null, "timestamp": null, "begin": null, "end": null, "altitudeMode": null, "tessellate": -1, "extrude": -1, "visibility": 0, "tipo": "PP", "foto": "rifugio_saltodelcane.jpg", "id": 239 }, "geometry": { "type": "Point", "coordinates": [ 15.0375270596139, 37.6785365773306, 0.0 ] } }
,
{ "type": "Feature", "id": 2, "properties": { "Name": "Monte Salto del Cane", "description": null, "timestamp": null, "begin": null, "end": null, "altitudeMode": null, "tessellate": -1, "extrude": -1, "visibility": 0, "tipo": "M", "foto": "monte_saltodelcane.jpg", "id": 240 }, "geometry": { "type": "Point", "coordinates": [ 15.0357639913166, 37.6804643656401, 0.0 ] } }
,
{ "type": "Feature", "id": 3, "properties": { "Name": "Grotta Salto del Cane", "description": null, "timestamp": null, "begin": null, "end": null, "altitudeMode": null, "tessellate": -1, "extrude": -1, "visibility": 0, "tipo": "G", "foto": "grotta_saltodelcane.jpg", "id": 241 }, "geometry": { "type": "Point", "coordinates": [ 15.0373027920857, 37.6800272596437, 0.0 ] } }
,
{ "type": "Feature", "id": 4, "properties": { "Name": "Sentiero Salto del Cane", "description": null, "timestamp": null, "begin": null, "end": null, "altitudeMode": null, "tessellate": 1, "extrude": -1, "visibility": 0, "tipo": "S", "foto": "sentiero_saltodelcane.jpg", "id": 34 }, "geometry": { "type": "LineString", "coordinates": [[15.0378893180617,37.6728184567568,0],[15.0380396229688,37.6729568334209,0],[15.0374089156509,37.673999498198,0],[15.0373539844535,37.6741886818429,0],[15.0373742526062,37.674391146575,0],[15.0374047163042,37.6745613654966,0],[15.0374670860986,37.6748205609265,0],[15.0375233669905,37.6750550201723,0],[15.0375283271107,37.675386442157,0],[15.0374513860689,37.6754685372031,0],[15.0372997353532,37.6756678782094,0],[15.0372141101376,37.6758617413424,0],[15.0370846613455,37.6761020975425,0],[15.0370846132649,37.6762323408538,0],[15.0369629836003,37.6763059208176,0],[15.0368930810371,37.6762891480547,0],[15.0365445228579,37.6764906677116,0],[15.0362862629499,37.6767655320604,0],[15.0360970430028,37.6770632029506,0],[15.0357654061047,37.6774547444642,0],[15.0357196984924,37.6777874584989,0],[15.0357508189193,37.6780348823617,0],[15.0356579002045,37.678350074112,0],[15.0353974016192,37.6787503385626,0],[15.0358305217618,37.6785584536498,0],[15.0360463535541,37.6783656986855,0],[15.0361709713454,37.6782621504088,0],[15.0364095609823,37.6782406881686,0],[15.0366305271925,37.6783962433173,0],[15.0368456872083,37.6784983157625,0],[15.037031790617,37.6785527695956,0],[15.0372719504332,37.6785171763171,0],[15.0375142754786,37.678502613894,0],[15.0376670319226,37.6785140885752,0],[15.0376650759334,37.6786241207854,0],[15.0375950743051,37.6788926393192,0],[15.0374707019145,37.6791446174569,0],[15.0375741467192,37.6793078514242,0],[15.0376054554205,37.6796390654688,0],[15.0375869574182,37.6798147287482,0],[15.0376264027561,37.6799622982047,0],[15.0376765968141,37.6800065702212,0],[15.0377634104918,37.6800604275292,0],[15.0377706783346,37.6801314193108,0],[15.0378906030999,37.6802379625988,0],[15.0380425464858,37.6804980435781,0],[15.0380861956604,37.6807833834331,0],[15.0381522673569,37.6809433895589,0],[15.03818705058,37.6811443693433,0],[15.0380120252497,37.6817729798135,0],[15.0377950722789,37.6820556381208,0],[15.0376914173646,37.6822103874326,0],[15.0375951745795,37.6822725978325,0],[15.0374344730541,37.6822952760739,0],[15.0372310401969,37.6822880404303,0],[15.0369565963505,37.6823163912428,0],[15.0367727247356,37.682340666584,0],[15.036568523118,37.6823837367946,0],[15.036147104034,37.6823695467601,0],[15.0357956250761,37.6823003285465,0],[15.035480187845,37.682215782632,0],[15.0352099448571,37.6821589160946,0],[15.0346780725637,37.6818314948065,0],[15.0345696146465,37.6817590834685,0],[15.0344956871971,37.6816518861355,0],[15.0345188888151,37.681554488209,0],[15.0343971007372,37.6814022052816,0],[15.0342676133087,37.6812420104492,0],[15.0342010779426,37.6811234707819,0],[15.0341678604887,37.6809349287174,0],[15.0341708578608,37.6808319010681,0],[15.0341379835694,37.680763286396,0],[15.0341328235128,37.6806528220487,0],[15.0341431338602,37.6805900666211,0],[15.0341253419052,37.6804363967642,0],[15.0340707104605,37.6802355548395,0],[15.03405588286,37.6801267130759,0],[15.0341064372634,37.6799527089071,0],[15.0341045332861,37.6798504637798,0],[15.0340511435646,37.6797457610665,0],[15.0340022829114,37.6796202966619,0],[15.0340280364572,37.6794998639925,0],[15.0340542259036,37.6794021282076,0],[15.0341770991359,37.6792880013836,0],[15.0343418793714,37.6791755170528,0],[15.0345110892256,37.6790847866674,0],[15.0346399018145,37.6789726097176,0],[15.0348235841067,37.6788692719005,0],[15.0350601647408,37.6788497465492,0],[15.0353051672868,37.6788422837974,0],[15.0353977851168,37.6787160821444,0],[15.0355198098294,37.6785364125243,0],[15.0356388468827,37.6783286339422,0],[15.035722838237,37.6780384381203,0],[15.0356915591403,37.6777853305139,0],[15.0357439521571,37.6774473567342,0],[15.0358717761762,37.6773013140502,0],[15.0360734545484,37.6770495765397,0],[15.036147681826,37.6769201354467,0],[15.0363014045586,37.6766986082852,0],[15.0364918745501,37.6765123123874,0],[15.0366739329117,37.6763792956366,0],[15.0368543190242,37.6762837418701,0],[15.0369153144804,37.6762685295027,0],[15.0369602767629,37.6762882273417,0],[15.0370448941644,37.6762405590433,0],[15.0370705999092,37.6762166711885,0],[15.0370657199592,37.6761009049457,0],[15.0371708502651,37.6759108064173,0],[15.0372139234659,37.6758231982052,0],[15.0372887627436,37.6756517835885,0],[15.0374252211462,37.6754746563366,0],[15.0375053388809,37.6753808788819,0],[15.0374852906417,37.6750312831212,0],[15.0374505993501,37.6748332621916,0],[15.0373794178711,37.6745629240814,0],[15.0373420988707,37.6743089324517,0],[15.0373348121447,37.6741639060104,0],[15.0373851843814,37.6739861021977,0],[15.0377435127568,37.6734060611632,0],[15.037996725466,37.6729625486757,0],[15.0378696598738,37.6728365805319,0]] } }

]
}