As you have asked about the Museum on Us scheme of Bank of America, I am giving you information about it, check below for the details

Through Museums on Us, it offer its cardholders free weekend access to some of America’s favorite museums and cultural institutions.

Eligibility:

To qualify for Museums on Us, you must be a Bank of America or Merrill Lynch card customer.
Simply present your Bank of America or Merrill Lynch credit or debit card along with a photo ID to gain free general admission to any participating institution.
Cardholders only; guests are not eligible for free admission.

Availability:

With qualifying identification, customers can enjoy free admission on the first full weekend of every month

Working:

Designed to provide a benefit to its customers and increase access to the arts across the United States, Museums on Us offers free general admission to 150 museums nationwide.
The program brings new audiences and increased attention to participating organizations, which range from some of the nation’s most celebrated museums to regional gems and include art, science and history museums, as well as other cultural institutions