Your travel visa will be valid for up to 12 months after issuance and you may use your travel visa to stay in the country for up to 30 days.
Note that one of the special aspects of a Sierra Leone visa is that you must show proof of a recent vaccination for yellow fever. Talk to your doctor about any other vaccinations you should have before visiting this country such as Hepatitis A (which can be contracted from contaminated food and water) and malaria.
The civil war that started 25 years ago was brutal and Sierra Leone has spent years recovering. If you want to check Sierra Leone travel warnings, the State Department will have the most current information. If you want to read up on some traveler experiences regarding crime for towns in Sierra Leone, Lonely Planet had a thread discussing that.
Last but not least, here is a video from the official tourism board of Sierra Leone:
If you have any questions regarding getting your travel visa or updating your passport for travel to Sierra Leone, just contact our offices at 713-874-1420, we’re ready to help you get there!