The only cogwheel mountain train south of the alps. Takes you from the lakeshore at 260 meters above see level to over 1700 meters. So, altidutes which everyone can reach without having health troubles.
During summertime it ensures a few degrees less heat, in spring and Autumn you might see a shade of snow. In any case, the correct altitude to do some hiking
Museum and house of Hermann Hesse
After having visited the museum, have a nice walk of about 30 minutes down to the next village called Gentilino and visit its cemetry: among other tombs, there you will also find the tomb of Hermann Hesse.
Smuggler Museum in Cantine di Gandria, on the other side of lake Lugano. Free admission. Can be reached by boat from Lugano.
Splash & Spa
As of June 2013 the all new Splash & Spa center in Rivera. Very easy to reach by local S-Line train from Lugano train station. Just across the street from train station in Rivera.
Botanical Garden of Carona called Parco San Grato. Free admission. You reach it by postal bus starting from Lugano Lakeshore (or hiking down from Mountain San Salvatore).
Visit Switzerland in 1 hour. Only two stops from Lugano on local S-Line train line to Milano.