The United States Virgin Islands (USVI) are a US territory, and US citizens do not need a passport to visit it, and this applies to all the islands in the territory (St. Croix, St. Thomas, and St. John).
St. Thomas is ideal for shopping, dining, and going to the beaches to get some sun. Culebra is a small island located off the east coast of Puerto Rico's main island, surrounded by beautiful cays. Don't miss Flamenco Beach, which is known for its tropical white sand beaches and refreshing turquoise waters.
Just 90 miles north of Cuba, Key West is a great choice for party travelers. As the third most populated city on the East Coast of the United States, Key West is known for its modern, pastel-hued architecture and lively nightlife. Miami is an excellent choice for travelers who want to enjoy the convenience of urban life along with their tropical vacation. If you're looking for a tropical beach vacation that's a little more relaxed than Key West or Miami, try Anna Maria Island.
Anna Maria, a small barrier island off Florida's Gulf Coast, has a relaxed resort atmosphere. The island of Santa Catalina is the ideal destination if you are looking for tropical places that you can visit without a passport on the west coast. Just southwest of Los Angeles, Catalina Island is known both for its incredible dive sites and its exclusive resort atmosphere. Oahu is the third largest island in Hawaii and is known for having the best nightlife in the state.
Home to the state capital of Honolulu, Pearl Harbor, and the world-famous Waikiki Beach, Oahu offers plenty of activities such as hiking to a waterfall one day, riding a quad bike through the jungle the next day, and continuing with a zip line tour. Stay at one of Kauai's stunning resorts or Maui's luxurious resorts to experience stunning white sand beaches and gorgeous sunrises and sunsets from the Haleakala volcano. Guam is an island nation located in the south of the Mariana Islands that doesn't require a passport for entry. Guam is much appreciated by infrequent travelers for its crystal clear waters and relatively empty beaches.
American Samoa is another US territory located below the equator that doesn't require a passport for entry. This island nation is known for its pristine beaches, volcanic peaks and lush rainforests. Located almost halfway between Hawaii and New Zealand, French Polynesia is an ideal destination for intrepid and adventurous travelers who want to explore an untouched paradise. Quebec City in Canada offers a historic center declared a World Heritage Site by UNESCO and a distinctly European atmosphere.
Toronto is just across the border between Michigan and New York, and offers all the excitement of a major US city without needing a passport. Cape Breton Island in Nova Scotia offers plenty of Scottish culture as well as Cape Breton Trail and seafood. Alaska is definitely worth exploring with its diverse terrain and stunning natural beauty; however, if you're driving through Canada you'll need a passport card or NEXUS card to enter Canada before reaching Alaska. The San Juan Islands (comprised of San Juan Island, Orcas Island and López Island) require a ferry trip to reach them but don't require a passport once you're there.
Mexico can be visited with an upgraded driver's license or passport card; however, an entry permit is required if you drive more than 15 miles across the border and need a passport. Bermuda is another destination you can visit without needing a passport; this British territory offers good tea in the afternoon as well as plenty of other activities to explore. Curaçao is part of the ABC chain of islands in the Caribbean that allows you to experience Dutch culture as well as other cultures such as Asian, French, Creole cultures and more without needing a passport. Belize is another viable option on a closed-circuit cruise that allows you to quickly explore Mayan ruins and adventures in the rainforest without needing a passport.