Okay, you have already known about the stocks, cash, and bonds investment. You have also gained substantial return from your traditional types of investment. However, there is still adventurous spirit on you to expand your investment types, into the one outside stocks or the other two traditional investment types.
If you like higher challenge with speculation, you can invest your money on real estate, or the real estate investment trusts/REITs. The basic thing to start is easy. You can buy vacant plots of land, and then keep it until the value get s higher, and sell it. You are also able to project plans on your vacant lands to build real estate buildings or apartments. Another way to start your real estate investment is purchasing the low cost properties such as houses, fix it, and the resell it at higher price. Making your properties for rent is also beneficial to bring more annual income to your balance.
The next thing to start your investment outside the stocks is creating a venture capital. It means that you invest your money on the companies who are seeking for capitals directly. Hence, you can gain profit annually. You can be the single investor, or becomes a member of a group of investors on your venture capital investors.