Some of them are listed:
Gualba - Gorg Negre - Gualba: 11.800 meters / 2h 40min / by foot
Gualba - Can Puig - Gualba: 7.520 meters / 1h 30min / by foot / horse ride / mountain bike
Gualba - Can Muntada - Gualba: 11.920 meters / 2h 30min / by foot / horse ride /mountain bike
Gualba - Can Kill - The Pinatar - Gualba: 5.260m / 1h / by foot / horse ride/mountain bike
Gualba - Can Mata - Cal Gaito - Gualba: 14.170m / 3hr 10min / by foot / horse ride /mountain bike
A map marking each route with its itinerary is available in front of the City Hall.
Source: City of Gualba