1. Boston Common is a historic public park located in downtown Boston. It is the oldest public park in the United States and covers an area of 50 acres. The park features walking paths, playgrounds, and open spaces for picnics and relaxation. Interesting facts about Boston Common include:

- It was first used as a grazing area for cattle and a training field for the militia.

- The park has been the site of many historic events, including protests, speeches, and celebrations.

- It was once the location of public executions and hangings.

- The park is home to the Parkman Bandstand, a popular venue for concerts and events.

- The Frog Pond is a popular spot for ice skating in the winter.

2. Boston Common is open to the public from dawn until dusk. There is no admission fee to enter the park. For more information, you can call the Boston Parks and Recreation Department at 617-635-4505.

3. Boston Common is easily accessible by public transportation. The park is located near several subway stations, including Park Street and Boylston Street. There are also several bus routes that stop near the park. If you are driving, there are several parking garages and metered street parking in the area.