On the first full weekend of every month, Bank of America and Merrill Lynch offer their cardholders admission to over 150 museums for free. California is a best bet, with 21 participating museums across 12 cities. New York/New Jersey has a high concentration as well. Museums in AK, AZ, CO, CT, DE, FL, GA, IL, ME, MD, MA, MI, MN, MO, NV, NH, NJ, NC, OH, OK, OR, PA, RI, SC, TN, TX, VA, WA, and Washington, DC, are also participating. (Click here for a complete list of museums.) A photo ID and Bank of America credit card, ATM card, or Check Card must be presented. The admission is limited to the cardholder at the participating institution. Some exclusions may apply.