Free Walking Sightseeing Tour #5 in Portland, United States

The Portland Observatory is a historic maritime signal tower at 138 Congress Street in the Munjoy Hill section of Portland, Maine. Built in 1807, it is the only known surviving tower of its type in the United States. Using both a telescope and signal flags, two-way communication between ship and shore was possible several hours before an incoming vessel reached the docks. The tower was designated a National Historic Landmark and a National Historic Civil Engineering Landmark in 2006; it is now managed by Greater Portland Landmarks, a local historic preservation nonprofit. It is open to the public as a museum.

Wikipedia: Portland Observatory (EN), Website, Heritage Website

Etz Chaim Synagogue is a unaffiliated Jewish congregation, synagogue, and Jewish history museum, located at 267 Congress Street in Portland, Maine, in the United States. The congregation is the only immigrant-era European-style synagogue remaining in Maine. It was founded in 1917 as an English-language Orthodox Sefardi congregation, rather than in the Yiddish-language tradition; and the synagogue was completed in 1921. In c. 2003, the dwindling Orthodox congregation became egalitarian and unaffiliated with any movement.

Wikipedia: Etz Chaim Synagogue (EN), Website

The Cathedral of the Immaculate Conception is a historic cathedral on Cumberland Avenue in Portland, Maine, which serves as seat of the Diocese of Portland. The rector is Father Seamus Griesbach. The church, an imposing Gothic Revival structure built in 1866–69, was listed on the National Register of Historic Places in 1985. It is the tallest building in Portland and the third-tallest in Maine.

Wikipedia: Cathedral of the Immaculate Conception (Portland, Maine) (EN)

Merrill Auditorium is a 1,908-seat auditorium located in Portland, Maine, United States. Originally known as Portland City Hall Auditorium, it is located in the eastern section of Portland City Hall.

Wikipedia: Merrill Auditorium (EN)

The former Chestnut Street Methodist Church is an historic church building at 15 Chestnut Street in Portland, Maine. Built in 1856, it is rare in the city as an early example of Gothic Revival architecture, and is one of the few surviving works of Charles A. Alexander, a popular architect of the period. The building was listed on the National Register of Historic Places in 1977. It now houses a restaurant.

Wikipedia: Chestnut Street Methodist Church (Portland, Maine) (EN)

First Parish Church is an historic church at 425 Congress Street in Portland, Maine. Built in 1825 for a congregation established in 1674, it is the oldest church building in the city, and one of its finest examples of Federal period architecture. It was listed on the National Register of Historic Places in 1973. The congregation is Unitarian Universalist; its pastor is Reverend Norman Allen.

Wikipedia: First Parish Church (Portland, Maine) (EN), Website

The Portland Museum of Art, or PMA, is the largest and oldest public art institution in Maine. Founded as the Portland Society of Art in 1882. It is located in the downtown area known as The Arts District in Portland, Maine.

Wikipedia: Portland Museum of Art (EN), Website

The Neal Dow House, also known as Gen. Neal Dow House, is an historic house found at 714 Congress Street in Portland, Maine. It was built in 1829 for noted politician and prohibitionist Neal Dow (1804-1897), and was later designated a National Historic Landmark for that association. Dow was the author of the first prohibition law passed by the Maine legislature in 1851. He was known as a tireless, internationally known activist for the temperance movement. Dow's house was a center of activism in his lifetime, and is now the headquarters of the Maine chapter of the Women's Christian Temperance Union.

Wikipedia: Neal Dow House (EN)

The Maine Eye and Ear Infirmary is a historic medical facility that was located at 794-800 Congress Street in Portland, Maine. Also known as Holt Hall, the structure, designed by John Calvin Stevens, was redeveloped into a residential building in 1997, after standing dormant for nearly 10 years. The Maine Eye and Ear Infirmary was built in 1891. In 1951 the hospital merged with the Children's Hospital and Maine General Hospital to become Maine Medical Center. The facility was added to the National Register of Historic Places in 1986.

Wikipedia: Maine Eye and Ear Infirmary (EN)

Shaarey Tphiloh is a Modern Orthodox Jewish congregation and synagogue located at 400 Deering Avenue, in Portland, Maine, in the United States. The congregation claims it is the oldest continuously operating synagogue in Portland. The name of the synagogue literally means "Gates of Prayer" in Hebrew.

Wikipedia: Shaarey Tphiloh (EN), Website