TripAdvisor Reveals 2015's Top 10 Best Islands In The World --The Number One Island Is ...

TripAdvisor, the world's largest travel site, has released its 2015 Travelers' Choice 2015 top 10 best islands in the world list. If you are in the market for a vacation, check out the locations below.

1. Providenciales, Turks and Caicos

Providenciales, more commonly known as "Provos," is the most populated of the Turks and Caicos islands, according to Turks and Caicos Tourism. Provos is the perfect island to get away from the hustle and bustle of life, but also has "luxurious hotels, villas and condos, numerous restaurants, spas and shopping facilities, a championship caliber golf course, and full service grocery store," located near Grace Bay, a beautiful 12-mile stretch of beaches.

2. Maui, United States

Maui, known as the "Valley Isle," is the destination for nature lovers. Take the road to Hana, with 600 curves and 54 bridges, this is one of the world's most scenic drives," according to Go Hawaii. Discover the bamboo forest and churning waterfalls at the Haleakala National Park.

3. Roatan, Honduras

Rotan, the largest and most populated of the Bay Islands, is surrounded by the world's second largest coral reef and is the ideal place to go scuba diving.

4. Santorini, Greece

Santorini is the most popular island in Greece. Visitors will discover beautiful beaches, spectacular scenery, ancient cities, amazing restaurants, some of the world's best wine, and an active volcano.

5. Ko Tao, Thailand

Ko Tao is a small island geared towards diving tourists and offers basic through luxury accommodations.

6. Madeira, Portugal

With its comfortable warm summers and mild winters, Madeira is the perfect vacation spot all year round. A hike to the summit of Pico Ruivo will leave you feeling like you are in the clouds.

7. Bali, Indonesia

Bali is probably the most famous island in Indonesia and features magical mountain scenery along with white sandy beaches.

8. Mauritius

Mauritius is considered a tropical paradise with a diverse culture of Hindus, Creole, Chinese, Muslims and Europeans. If you want to go deep-sea fishing, this is the place to be!

9. Bora Bora, French Polynesia

Bora Bora is a popular luxury resort destination surrounded by turquoise lagoons, white sands, and deep sunsets.

10. Fernando De Noronha, Brazil

Fernando De Noronha was declared a marine national park in 1988 and only allows 420 tourists on the island at any one time. It's natural landscape includes towering rock sculptures, rushing waterfalls, and natural swimming pools.

So, how is the list determined? TravelAdvisor spokeswoman Julie Cassetina explained that it involves a variety of factors based on travelers' experiences.

"Similar to last year and 2013, winning islands were determined using an algorithm that looked at the quality and quantity of traveler reviews and opinions for hotels, attractions and restaurants on each island gathered during a 12-month period," she said, according to CNN.

Here is a list of the top U.S. islands:

1. Maui, Hawaii

2. Island of Hawaii, Hawaii

3. Kauai, Hawaii

4. Key West, Florida

5. Hilton Head Island, South Carolina

6. Marco Island, Florida

7. Key Largo, Florida

8. Chincoteague Island, Virginia

9. San Juan Island, Washington

10. Mackinac Island, Michigan

[Photo via Shutterstock]