I had accessed my 74 Bahia red teener and found an incredible amount of rust in all the "normal" places. Then I found this
Click to view attachment
What you are seeing is a rust hole in the lower control arm of the front suspension.
After a closer look this area had been welded up (repaired) previously, and quite poorly I might add.
This car was sold to me as a driver. It does run and drive but it is quite obvious by this it would be very dangerous to drive this car.
Please be careful and make sure you look at everything before hitting the road, or the suspension could kill you.