Lodging: $65-$70 per night If your solo travels take you to the Southern U.S., Zach suggested San Antonio as a destination. She said it's a family-oriented city, known as one of the best and safest vacation spots across the U.S., and it's also one of the cheapest places to visit, especially in comparison to other Texas cities, such as Dallas. "San Antonio is so much more than an image of colorful umbrellas by the river walk," said Zach. "In fact, it's the second biggest city in Texas, full of history, Mexican culture, amazing food and outdoor fun, and there is plenty to do in San Antonio when traveling solo. "Visit the popular Alamo Catholic mission, stroll along the popular River Walk, wander around the Pearl District, take a safari drive at Natural Wildlife Ranch, explore Natural Bridge Caverns or have a lovely picnic at Brackenridge Park to get the most out of this wonderful city on your own or in a group of other travelers, as th