
10. Milan Cathedral (Milan, Italy) —
TripAdvisor just released its Travelers' Choice World's Most Beloved Landmarks list. Coming in at number 10 is Italy's Milan Cathedral. "Amazing views and extraordinary architecture," raved one recent TA reviewer.

9. Lincoln Memorial Reflecting Pool (Washington D.C.) —
The site of Martin Luther King, Jr.'s "I Have a Dream" speech, the Lincoln Memorial Reflecting Pool has served as the backdrop for a wide range of historic events.

8. The Alhambra (Granada, Spain) —
For centuries, this castle complex in the city of Granada has impressed visitors with its fortified walls and spectacular gardens. The Alhambra was renovated in the mid-13th century by the Nasrid Emirs of Granada, the last Muslim rulers in Spain.

7. Church of the Savior on Spilt Blood (St. Petersburg, Russia) —
This church features Russia's biggest collection of mosaics, intricately depicting Biblical figures and scenes. It was built during the reign of Tsar Alexander III on the site where his father, Alexander II, was assassinated in 1881.

6. Mosque-Cathedral of Cordoba (Cordoba, Spain) —
Formerly the Great Mosque of Cordoba, it's been a cathedral since Spain's Christian monarchy conquered the city in the 13th century. The Mosque-Cathedral of Cordoba has been named a UNESCO World Heritage Site of "outstanding universal value."

5. Taj Mahal (Agra, India) —
The ivory-white marble mausoleum stands on the south bank of the Yamuna River in the city of Agra. It was commissioned by the Mughal emperor Shah Jahan in 1632 to house the remains of his beloved wife, Mumtaz Mahal.

4. St. Peter's Basilica (Vatican City, Italy) —
St. Peter's Basilica is the world's second-largest Christian church and one of the most notable examples of Italian Renaissance architecture. The dome of the basilica was designed by Michelangelo and is 400 feet tall and 138 feet in diameter.

3. Angkor Wat (Siem Reap, Cambodia) —
Angkor, Cambodia's archaeological wonder, is not just a cluster of ruined temples. Archeologists recently learned its temples were integrated into a huge network of roads, house mounds, canals, ponds and temples. Planning a visit? Here are some tips.

2. Sheikh Zayed Grand Mosque Center (Abu Dhabi) —
With capacity for 41,000 worshipers on the world's largest carpet, the mosque took 11 years to complete.

1. Machu Picchu (Peru) —
More than a million tourists visit Peru's spectacular 15th-century Inca citadel each year. Read our Macchu Picchu tips here.



