In the 1900s, Paris was transforming into one of the world's most beautiful cities during 'la Belle Époque'. After the 1889 World Fair with the Eiffel Tower's construction and the Bastille - Storming centennial, the city boasted diverse architectural styles from Beaux - Arts to Art Deco. As a wealthy real - estate investor, your job is to buy magnificent Parisian buildings, make profits, and invest in developing and maintaining Paris' iconic landmarks.

To play this as a wealthy real - estate investor in 1900s Paris, first, explore different areas of the city to find the best buildings to purchase. Look for properties in areas with high potential for growth and development. When you buy a building, think about how you can improve it to increase its value. Keep in mind that different architectural styles may require different types of upkeep. For example, Art Nouveau buildings might need more delicate restoration. Also, be aware of the market trends in Paris during this time. Some areas may become more popular over time, so it's a good idea to invest in those early. When it comes to maintenance, regularly check on your buildings to make sure they're in good condition. This will help you keep your investment valuable and make a nice profit in the long run.