1. The Freedom Trail is a 2.5-mile (4 km) long trail in Boston, Massachusetts that passes by 16 historically significant sites. The trail starts at the Boston Common and ends at the Bunker Hill Monument in Charlestown. The trail is a unique way to explore Boston’s rich history and learn about the important events that shaped American history. Some of the interesting sites along the trail include the Paul Revere House, Old North Church, and the USS Constitution Museum.

2. The Freedom Trail is open daily from dawn to dusk, and there is no admission fee. There is no phone number available for the Freedom Trail, as it is a self-guided walking tour.

3. While there is no admission fee for the Freedom Trail itself, some of the sites along the trail may charge for admission. It is recommended to purchase a Freedom Trail ticket, which includes admission to all of the sites along the trail. The ticket costs $20 for adults and $16 for children under 12. The Freedom Trail can be easily accessed by public transportation, with several subway stations located along the trail.