Tumacacori National Historical Park announces its 2019 free entrance days: April 20, August 25, September 28, and November 11. Tumacacori normally charges $7 per adult. During the above-noted free days, keep an eye out for special programs such as the annual river clean-up for National Public Lands Day as well as the 15% discount offered storewide by the Western National Parks Association. Tumacacori is located at 1891 E. Frontage Road, Tumacacori, AZ, ph# (520) 377-5060, https://www.nps.gov/tuma/index.htm.