Santa Fe, New Mexico
The San Miguel Chapel, located in Sante Fe, is the oldest church in the United States that is still in use to this day. Make sure that when you stop inside, you take a look at the giant ancient bell that they have. Also, it can still be used to ring with a gong to this day, and the sound Is said to be a very beautiful acoustic tone to the ears. The architecture of the church is something to notice, as it has a Pueblo adobe style. If churches are your thing, the mass is something special to attend as well, since the mass is still given in the Latin language.