By car

1] highway A2 via Gottardo or A13 via San Bernardino
2] exit Bellinzona sud to Locarno
3] exit Losone / Valle Maggia /Centovalli
4] in Ponte Brolla turn left in the direction of Centovalli

By train

1] from Berna, Basilea, Lucerna, Zurigo
2] to Bellinzona / Locarno
3] from Locarno to Tegna (with the Centovallina)