The Tsminda Sameba (Holy Trinity) Cathedral is one of the most prominent and historic landmarks in Tbilisi. Use you car rental or city car to get here as it is situated on Elia hill. The cathedral is a symbol of Georgia's post-Soviet revival. It is an interesting location to drive to when you rent a car. Turtle lake in Tbilisi is the ideal place to visit on a sunny yet lazy day. Your car rental will help you get to this peaceful lake, with great views and many open air restaurants and cafes. Narikala fortress in Tbilisi is one of the city's most well known defense buildings. The fortress was built in the 4th century and later renovated in the 1990s after funding was sponsored by a police chief. Once you've done your price comparison with Sixt and found a cheap car, make your way to this awesome fortress. As you are now aware, there are many things to see in Tbilisi when you opt for a car rental. Rent a car and begin your adventure in Tbilisi.