TripAdvisor has identified the world’s longest queues to get into popular attractions in destinations all over the globe, where travellers would have to wait in line for up to four hours during peak season to access.

To show travellers how to save time and avoid the queue, the travel site has highlighted bookable Skip the Line tours at those attractions with the longest lines and shares a list of the Top 10 Most booked Skip the Line tours in the world.

The longest queues should be expected in destinations such as Paris, The Vatican and Rome, London or New York, with an average wait of two hours (and up to four hours during peak season) to get into popular attractions such as the London Eye, The Eiffel tower, the Vatican Museums and the Sistine Chapel.

Travellers can save that time by booking the following Skip the Line tours and tickets.

London Eye = 2.5 hours

More than just a Ferris wheel ride, London Eye’s rotating attraction offers 32 enclosed capsules for full, 360 degree views of historic London.

Travellers should expect to queue for up to 2.5 hours to access, but you can book the London Eye Skip the Line entrance on TripAdvisor for $54.

Or, if you want to visit it in style, purchase the Skip-The-Line with champagne experience, to admire the impressive London skyline while enjoying a delicious Brut Royal Champagne for just $67.

Bubble rating: 4.5- Certificate of Excellence 2017

Sistine Chapel and Vatican Museums = 2 hours

With more than five miles of corridors, this vast complex of museums chronicles the history and accomplishments of mankind over the last 2000 years, featuring classic masterpieces such as Rodin’s “Thinker” and the Sistine Chapel.

Probably the most famous chapel in the world because of its incredible artwork, notably “The Last Judgment,” Michelangelo’s stunning fresco covering 10,000 square feet of the ceiling and wall.

The most affordable and fastest option to visit both is with a self-guided priority access for $60 although it is recommended to hire a guided tour with an art expert, for around $107 who will be able to explain over 2,000 years of Roman history along the way. In fact, these are two of the most booked skip the lines tours in the world!

Bubble rating: 4.5- Travellers´ Choice 2017 and Certificate of Excellence.

Colosseum, Rome = 2 hours

Perhaps the best-preserved of the monuments of ancient Rome, this huge marble structure was built to hold more than 50,000 spectators to witness bloody contests of might and the slaughter of wild beasts.

Skip the long line and access without time to waste with a self-guided priority access ticket, available on TripAdvisor for $45 or join one of the many guided tours you can find on the website starting from $35.

Bubble rating: 4.5- Travellers´ Choice 2017

Catacombs, Paris = 2 hours (up to 3-4 hours during summer)

A genuine labyrinth in the heart of underground Paris, the Catacombs were fitted out in the galleries of former quarries.

Twenty metres underground, the ossuary houses the remains of approximately six million Parisians, gradually transferred between the end of the 18th century and the mid-19th century, as the capital’s cemeteries were closed for health reasons. Along a tangle of dark galleries, visitors discover a presentation of death with bones arranged in a romantic macabre decor.

This unique site is a moving testimony to the history of Parisians and invites visitors on a timeless journey. You can purchase a skip the line admission ticket and tour for $122 or combine it with a priority visit to the Eiffel Tower.

Bubble rating: 4- Certificate of Excellence 2017

Eiffel Tower, Paris = 2 hours

Completed in 1889 by architect Alexandre Eiffel, this colossal landmark of 300 metres height, although initially hated by many Parisians, is now a famous symbol of French civic pride.

Prepare to marvel at the romantic and stunning sights of the city of Paris at your feet… but don´t forget to book a skip the line admission, as queues are notoriously long! Y

ou can combine your visit with other landmarks purchasing tour packs like this Skip the Line in Eiffel Tower with a Seine River cruise and Paris City tour for $107, or book a skip the line tour with guide on TripAdvisor for as little as $53.

If you want true VIP treatment, check out this Eiffel Tower 4 course gourmet dinner with champagne and Trocadero view seating, for $358.

Bubble rating: 4.5- Travellers´ Choice 2017

St. Peter´s Basilica, Vatican City = 1.5 hours

One of the most famous Cathedrals in the world, St. Peter’s is the spiritual centre of the Vatican and the product of many of Italy’s great Renaissance’s architects, among them Bramante, Raphael and Michelangelo. The most affordable option is this skip the line ticket with Wi-Fi audio guide for $28.20.

Bubble rating: 5- Travellers´ Choice 2017

Tower of London = 1.5 hours

One of London’s most famous landmarks, the historic Tower houses the Crown Jewels, the prison cell of Sir Walter Raleigh, known as the Bloody Tower, and the Chapel of St. John and the Royal Armouries. Tickets are available on TripAdvisor from $41.60

Bubble rating: 4.5- Travellers´ Choice 2017

Van Gogh Museum, Amsterdam = 1.5 hours

Discover the world’s largest collection of works by Dutch painter Vincent van Gogh at the Van Gogh Museum in Amsterdam, featuring masterpieces such as Sunflowers, The Potato Eaters, Almond Blossom and The Bedroom.

You can book a skip the line tour in a reduced group with a professional guide to learn about Van Gogh’s troubled life and different periods for $145 on TripAdvisor.

Bubble rating: 4.5- Travellers´ Choice 2017

Empire State Building, New York = 1.5 hours

The world-famous skyscraper offers unobstructed panoramic views of New York City from the 86^th and 102^nd floor Observation Decks – the two highest vantage points in the city.

Soaring 1,454 feet above Midtown Manhattan from base to antenna, travellers can see up to five states on a clear day – New York, New Jersey, Pennsylvania, Connecticut and Massachusetts.

The busiest time to go is around sunset, so travellers can book the Empire State Building Tickets – Observatory and Optional Skip the Line Tickets on TripAdvisor from $44 per person.

Bubble rating: 4.5- Travellers´ Choice 2017

Notre Dame Cathedral, Paris = 1 hour (up to 2 hrs to visit the towers)

This famous cathedral, a masterpiece of Gothic architecture on which construction began in the 12th century, stands on the Île de la Cité and is the symbolic heart of the city.

Skip the notoriously long lines for $53 with this skip the line tour of Notre Dame Cathedral Towers, enjoying up-close views of the chimera gallery, including gargoyles, monkey monsters, an elephant, a griffin and birds that keep watch over the streets of Paris below.

Bubble rating: 4.5- Travellers´ Choice 2017

Top 10 most booked Skip the Line tours in the world

1. Skip the Line: Vatican Museums with St Peter’s, Sistine Chapel and Small-Group Upgrade: Bookable on TripAdvisor from $93 per person
2. Skip the Line: Ancient Rome and Colosseum Half-Day Walking Tour: Bookable on TripAdvisor from $76 per person
3. Skip the Line: Vatican Museums, Sistine Chapel and St Peter’s Basilica Half-Day Walking Tour: Bookable on TripAdvisor from $58 per person
4. Empire State Building Tickets – Observatory and Optional Skip the Line Tickets: Bookable on TripAdvisor from $44 per person
5. Priority Access: Barcelona Sagrada Familia Tour: Bookable on TripAdvisor from $59 per person
6. London Eye Ticket with Skip-the-Line: Bookable on TripAdvisor from $54 per person
7. Eiffel Tower Summit Priority Access with Host: Bookable on TripAdvisor from $76 per person
8. Skip the Line: Eiffel Tower Summit, Louvre Museum and Cruise: Bookable on TripAdvisor from $136 per person
9. Tower of London Entrance Ticket Including Crown Jewels and Beefeater Tour: Bookable on TripAdvisor from $42 per person
10. Eiffel Tower Priority Access Ticket with Host: Bookable on TripAdvisor from $55 per person