1. Grotto Laura
Casclàsc Alt 1, 6535 Roveredo Switzerland
Coordinate: 46.230435, 9.127170699999999
2. Grotto Lauro
Via Ceu 3, 6618 Arcegno Switzerland
Coordinate: 46.163027, 8.743375
3. Grotto Linet
Via Sottopenz 31, 6830 Chiasso Switzerland
Coordinate: 45.8308397, 9.024075099999999
4. Grotto Lino
Via ai Grotti 40, 6710 Biasca Switzerland
Coordinate: 46.3666381, 8.975650699999999
5. Grotto Loverciano
Via ai Grotti, 6874 Castel San Pietro Switzerland
Coordinate: 45.8679155, 9.0061809
6. Grotto Madonna della Fontana
Str. Madonna della Fontana, 6616 Losone Switzerland
Coordinate: 46.1611412, 8.764408299999999
7. Grotto Maggini
Valaa 8, 6655 Intragna Switzerland
Coordinate: 46.1789002, 8.6981739
8. Grotto Mai Morire
Via Valle Maggia, 6670 Avegno Switzerland
Coordinate: 46.2108704, 8.74568
9. Grotto Maienried
Maienriedweg 42, 8408 Winterthur Switzerland
Coordinate: 47.5169527, 8.684819899999999
10. Grotto Malandra
Via Locarno 24, 6514 Sementina Switzerland
Coordinate: 46.185134, 8.989094999999999
11. Grotto Matafontana
Via Cantonale 194, 6534 San Vittore Switzerland
Coordinate: 46.2373456, 9.0901067
12. Grotto Milani
Via, AI Grotti 85, 6721 Ludiano Switzerland
Coordinate: 46.4206122, 8.9685591