As an AI language model, I do not have personal opinions or preferences. However, I can provide you with a summary of the information that I have gathered from multiple sources about Quay Square in Pennsylvania.

Quay Square is a historic district located in the city of New Castle, Lawrence County, Pennsylvania. The district covers four city blocks and contains 29 contributing buildings, which are mostly commercial and residential structures constructed between 1900 and 1930.

Some good reasons to visit Quay Square include its historic architecture, charming atmosphere, and cultural significance. Visitors can enjoy a stroll through the district and admire the well-preserved buildings that reflect the city's past. Additionally, the area is home to several shops, restaurants, and businesses that offer unique products and services.

Specific points of interest to see in Quay Square include the historic Warner Building, which was built in 1912 and currently houses a restaurant and event venue, and the New Castle Playhouse, a community theater that has been in operation for over 60 years. Visitors can also explore the downtown area, which features additional historic buildings and a variety of shops and restaurants.

Interesting facts about Quay Square include its role as a center of commerce and industry in the early 20th century. The area was home to several banks, law offices, and retail establishments, as well as the New Castle News, a local newspaper that is still in operation today. Quay Square also played a significant role in the city's African American community, with several important businesses and organizations located in the district.

The best time of year to visit Quay Square depends on personal preferences and interests. The district is open year-round, but some visitors may prefer to visit during the summer months when the weather is warm and there are more outdoor activities and events. Others may prefer to visit during the fall when the leaves change color and the area is especially scenic.