Legoland Discovery Center

Climb this tower for great views of Boston. Check out the slightly unfamiliar flag flying atop the structure. This was a Betsy Ross original; and on January 1, 1776 the tower was the location of the first American flag flown.

Volunteer run, visits are by appointment only.

Take a 45-minute tour of one of the few bean-to-bar chocolate factories in the USA. Get a close-up view of Taza's vintage chocolate making machines and learn how cacao is transformed into authentic stone ground organic chocolate. Visit the Factory Store to shop for limited edition chocolate treats and see the factory through special viewing windows. Lots of chocolate samples available in the store and throughout the tours. Online reservations required for tours, maximum 6 people.

This is the oldest stone building in Massachusetts, dating from around 1704. Once used to store colonial powder that would propel the muskets fired during the Revolutionary War.