Huffingtonpost has just compiled a list of famous places in the world that will be `hot spots` attracting many tourists in the next two decades.

son Doong cave

This largest natural cave in Vietnam is considered to be an interesting destination for a 7-day tour, including exploring underground rivers, caves, and camping in the coming decades, when

Son Doong Cave was formed about 2-5 million years ago, when river water flowed through limestone that was buried along a fault line.

Giant Ferris wheel

The Ferris wheel located on the northeast shore of Staten Island, New York, is as tall as a 60-story building.

The giant Ferris wheel is taller than its sibling in Singapore.

Mount Everest

Everest is a very famous name for tourists.

Despite facing harsh climatic conditions and avalanches, Everest is always a magical attraction for adventurous tourists.

Grand Canyon

The majestic great abyss of America has always been a tourist attraction because of its majestic beauty imbued with mythology.

The Grand Canyon is always a favorite destination for many tourists around the world.

The Pearl of Dubai underwater park

The Pearl of Dubai is an underwater park of epic scale, built in Dubai.

Visitors will have interesting experiences when coming here.

Thrihnukagigur volcano

There are many volcanoes where you can get close to the mouth and watch the lava flows, but to get inside, there is only Thrihnukagigur in the world.

As for sleeping volcanoes, Thrihnukagigur in Iceland is probably the only mountain you can admire from the inside.

Koh Rong Island

Many people call this place `Thailand of 20 years ago` – a time when Thailand was still very beautiful and not filled with tourists like it is now.

Koh Rong Island possesses picturesque beauty.

Wizarding World of Harry Potter Park

In Osaka, Japan opened a park `following` the famous book and movie series of the same name, Harry Potter park attracted great attention from the Japanese public.

On the first day of opening, the park welcomed a large number of visitors.

Sagrada Familia Church

La Sagrada Familia was designed by famous architect Antoni Gaudi more than 100 years ago and is one of the most famous churches in the world.

La Sagrada Familia welcomes more than 3 million visitors each year so there is always a long line of visitors waiting to buy tickets every day.

The stunning interior was completed in 2012 and opened to the public, but the exterior is still under construction and was only 65% complete at the end of 2013.

Anh Minh Photo: Huffingtonpost