There's so much to see in this town that oftentimes it's hard to choose. Here are some of our picks for spending 75 minutes in the city. First, head to downtown to explore the Old Red Museum, which used to be the old courthouse, and learn all about the culture and history of Dallas. (Old Red Museum, 100 South Houston St., 214.745.1100. www.oldred.org). Stroll down to the Sixth Floor Museum to investigate the assassination of John F. Kennedy and explore the crime scene yourself with a walk through the notorious grassy knoll (Sixth Floor Museum, 411 Elm St., 214.747.6660. www.jfk.org). Head through downtown for some luxurious shopping at Neiman Marcus’ flagship location, where the famous store was originally launched (Neiman Marcus, 1618 Main St., 214.741.6911. www.neiman marcus.com). Now, you can't miss the stunning architecture of the Dallas Arts District, including the newly completed AT&T Performing Arts Center. This area boasts grand architecture and amazing theatrical productions. Visit the Winspear Opera House, which was designed by Pritzker Prize-winning architect Sir Norman Foster and just take in its beauty (Winspear Opera House, 2403 Flora St, 214.880.0202. www.attpac.org). With so much to see and do in Dallas, you may have to extend your stay!