1. St. Louis Cathedral is a beautiful landmark in New Orleans located in the heart of the French Quarter. The cathedral is the oldest continuously operating Catholic cathedral in the United States and was originally built in 1718. It has undergone numerous renovations and additions over the years, including the addition of its iconic triple spires in the 19th century. The interior of the cathedral is breathtaking, with intricate stained glass windows, impressive marble altars, and beautiful artwork.

2. The cathedral is open to the public daily from 8:30am to 4:00pm. However, it is important to note that the cathedral sometimes closes for special events or holidays, so it is best to check the website or call ahead to confirm hours of operation. The phone number for St. Louis Cathedral is (504) 525-9585.

3. There is no admission fee to enter the cathedral, although donations are appreciated. Guided tours of the cathedral and the surrounding area are available for a fee through various tour companies. Transportation to the cathedral is easy to find, as it is located in the heart of the French Quarter and is easily accessible by foot, public transportation, or taxi.