Welcome to Houston’s self-guided driving audio tour! As you drive, you’ll see everything that makes Houston special, from historic districts to stunning parks and, of course, the famous Space Center! This self-guided audio tour allows you to explore Houston with maximum flexibility and value.<br><br>Recommended: purchase one tour per car. Everyone can listen at the same time!<br><br>Here's how it works: Within 30 min, we'll send you two things: a unique password and an app. Download the app, enter the password, &amp; download the tour. Start at the first stop and follow the instructions! Stick to our route and speed limit for the best experience. <br><br>No expiration — the tour is available from the minute you book until forever!<br><br>This is not an entrance ticket to attractions along the route. Check pandemic rules and opening hours before your visit.