In the Republic of Croatia, tourism plays a very important role because it contributes to the opening of new companies, the increase in the number of employees and the growth of Croatia's GDP. This paper wanted to investigate what are investments, how they affect the economy, foreign investments in the field of tourism, and what an investment project is. Investment project is set of actions based on which the company forms a series of activities such as planning, organizing, leading and controlling in a certain period. Thanks to the efforts and numerous projects that were carried out with the development of the tourist offer, Croatia has become a very popular tourist destination that attracts millions of visitors every year. This work also wanted to present Šibensko-kninska County and explore it's tourist offer. The results of the research show that the Republic of Croatia is constantly trying to advance in it's development and expansion of the tourist offer with the aim of attracting new visitors and increasing income.