Did Christopher Columbus envision parking meters when he was on his way to the Americas? Probably not. But here's a list of what's open and closed on Columbus Day.

City Offices: Closed.

Libraries: Closed.

Boston Public Schools: Closed.

Trash and recycling Collection: Delayed one day.

Street Sweeping: None during the day Monday.

Parking: Meters not in effect. Other parking rules appy.

MBTA: Runs on a Saturday schedule.

Federal offices: Closed.

Mail: Post offices closed; express delivery only.

Banks: Closed.

Stock market: Closed.

Retail stores: Open.

Liquor stores: Open.

Supermarkets: Open.

Convenience stores: Open.

Taverns, bars: Open.