Tumacacori National Historical Park
398-2341, off I-19, near Tubac. $3, under 16 free. Grounds and museum open 8 a.m.–5 p.m. Allow 1 hour.This massive adobe ruin was originally built around 1800 by Franciscan priests. It was abandoned before completion, later gutted by Apache warriors and various fortune hunters. Exhibits in the museum depict early American and Spanish history. Self-guided walks lead through the garden and church.