Lottigna was a municipality in the district of Acqua Rossa in the district of the Swiss canton Ticino Blenio. On April 4, 2004 Lottigna merged together with Castro, Corzoneso, Dongio, Largario, Leontica, Marolta, Ponto Valentino and Prugiasco merged to Acqua Rossa.
- Parish church of Santi Pietro e Paolo
- Museum of Bleniotal or Casa dei Landvogti or Palazzo del Pretorio (museum).,
- Oratory with frescoes < / ref >,
- In the district of " Terzeghino " oratorio Beata Vergine Immacolata.