Personal checks and travelers checks can be cashed for local currency, but not for hard currency. Generally, no cash advances of any kind can be obtained with a credit card, although some major credit cards may offer this service in the near future. Do not attempt to assist Hungarian friends or relatives to evade currency regulations by taking their currency to the United States. Be aware that undercover police may offer to exchange money on the black market. Poland U.S. citizens no longer need a visa to visit Poland for up to 90 days.
Polish law is currently in flux on a number of issues that are important to travelers.
Therefore, when you visit Poland, check with the U.S. Embassy in Warsaw or the consulates in Krakow or Poznan to determine the current status of currency, citizenship, and other regulations. Romania American citizens may obtain a Romanian visa at the airport or at border points. Most Romanians who have renounced their citizenship are eligible to have it restored. Questions concerning the legal status of dual nationals in Romania should be discussed fully with a Romanian consul when you apply for a visa. Romanian customs regulations are strict.