The Solothurn house that was Kościuszko's last residence, now houses a Kościuszko Museum, open to the public at certain stated times.
There is also a road named for him in Vezia (canton Ticino, near Lugano), where his embalmed heart rested for some decades following his death, Kościuszko having in his will left it to Emilia Morosini, née Zeltner-Peri.