Monday to Saturday, and closed over lunch from 1:00 to 2:00 p.m. , though many tourist shops stay open later and on Sundays.
Every single tourist shop is open until late at night. 
mnli hypothesis: Every single tourist shop is open until late at night.  premise: Monday to Saturday, and closed over lunch from 1:00 to 2:00 p.m. , though many tourist shops stay open later and on Sundays.