Wear suitable shoes and weather-appropriate attire; bring an umbrella if necessary. Arrive sober. This event occurs regardless of weather. Expect low lighting, uneven sidewalks, and street crossings with vehicles and bicycles.

Minimum age: 6 years.

Meet at the corner of 9th and Sherman, in front of the "Archer Tower" sign at 901 N. Sherman St., Denver, CO 80203. Do not enter the Archer Tower. Arrive 5 minutes early; tours start promptly. Parking is available at nearby meters and a lot on Grant between 9th and 10th.

By joining the tour, you agree that photographs or videos taken may be used for promotional purposes.