Portland, Oregon boasts an heritage, characterized by numerous aged structures and notable landmarks that serve as reminders of the citys past. Here are some of the most significant examples;

• The Hallock McMillan Building. Constructed in 1857 this is regarded as Portlands commercial edifice. It was originally erected for Absalom Hallock, the citys architect. Has since been meticulously restored.
• The Old Church. A splendid specimen of Carpenter Gothic architecture dating back, to 1882 this church now serves as a venue for performing arts.
• The Skidmore Fountain. Unveiled in 1888 this fountain stands not as a masterpiece but also symbolizes Portlands dedication to public spaces and artistic expression. Situated in the Old Town district it is one of the citys historic landmarks.
• The Pittock Mansion. Completed in 1914 this magnificent mansion belonged to Henry Pittock, the proprietor of The newspaper. While not the eldest structure on this list it holds significance in Portlands history. Provides insights, into the citys development during the early 20th century.
• The Portland Building, designed by architect Michael Graves in 1982 stands as a representation of architecture. Despite its age it holds significant architectural value and is widely recognized as a landmark.
• The Shanghai Tunnels, also known as the Old Portland Underground are a network of tunnels believed to have been utilized for activities, like the practice of "Shanghaiing" sailors during the late 1800s and early 1900s. Some sections of these tunnels date back to the days of the city.
• A renowned symbol of Portland, the White Stag Sign is a neon sign that was initially constructed in 1940 and has undergone modifications over time. Presently displaying "Portland Oregon " it holds significance for locals and visitors
• Established in 1890 St. James Lutheran Churchs current building was finalized in 1907. Stands as an example of religious architecture from that era.
• Dating back, to its completion in 1927 The Weatherly Building is one of Portlands rise commercial structures with a rich historical background.

It's important to note that a significant portion of Portlands structures were lost in the Great Fire of 1873 which extensively damaged the citys business district. As a result the remaining buildings, from the century hold significance as cherished remnants of Portlands heritage.