A natural arch is commonly formed by erosion of soft rock by water. Often natural arches will appear near or on cliffs that are found by the sea or rivers (or where the sea or rivers used to be). Another way natural arches can be formed is erosion by wind. Whether they appear alone or in a group, near the water or in the middle of the desert, natural formed arches are always a big attraction to tourists and travelers.
Here,Worlds Top 10 Beautiful natural arches list include in below:
10.The green bridge of wales
The Green Bridge of Wales is a spectacular natural arch, which has been carved by the sea into the cliffs of the Pembrokeshire coast. Visitors can reach this feature by means of the Pembrokeshire coastal path, near Bosherston, an easy grass path which leads to a viewing platform. The 186 mile (299km) coastal Path meanders on through some of the most ruggedly picturesque scenery in the world, with outstanding views of charming in-lets leading peaceful golden beaches, mysterious smugglers caves and other natural formations shaped by time and tide.
9.Azure window malta
A limestone natural arch on Gozo island, part of Malta. The arch is 28 meters (92 ft) high and was created after two limestone caves collapsed by the sea erosion. Rock parts still fall from under the arch, which according to experts might collapse altogether within a few years. Many tourists enjoy swimming and scuba diving around the arch.
8.Durdle door
The Durdle Door is an arch located in a privately owned land, projecting from Jurassic Coast of Dorset in England, and is attached to the mainland by a 390 foot isthmus. The natural limestone arch is open to public, and is accessible by foot. Despite the steep path with steps from Lulworth Cove, hikers often choose to do it anyway. The 140 million year old arch is apopular photography spot.
7.Mountain hill – China
Located outside Yangshuo, this 50 meters tall arch is located on-top of a  230 meters (750 ft) hill. The visitors can reach the arch by a 20 minutes climb, and walk through the arch, or take a longer walk and climb all the way to the top of the arch. The arch offers a wonderful view of the surrounding area.
6.Tianmen cave at Tianmen Mountain, China
Located at the summit of Tianmen Mountain in Tianmen Mountain National Park, this natural arch is called Tianmen Cave. It is 100 feet (30 meters) wide and can be reached by either a road (which is one of the most beautiful drives), a cableway, or by foot.
5.La Portada, ChileÂ
The nateral arches La Portada is one of the most amazing natural arches in the world, located on the coast of Chile. “The Gateway†stands in the Pacific Ocean, in the Antofagasta region, and is not too far from the shore, and is a popular spot among travellers, as well as photographers. Made of andesite stone, sedimentary rock, sandstone and fossils, it is one of the protected natural monuments of country.
4.El Arco de Cabo San Lucas, Mexico
The El Arco de Cabo San Lucas is a sea arch, Located at the southernmost tip of Baja California Peninsula, in the city of Cabo San Lucas, in Mexico. It is also referred to as Land’s End, since it is located such that the South pole and the arch would be collinear if a line were to be drawn. This golden-coloured sea arch is seen from Cabo. This is where the sea of Cortez meets the Pacific Ocean.
3.Pont d’Arc, France
This large natural arch is located near the town of Vallon-Pont-d’Arc in southern France. The arch is 60 meters wide and 54 meters high, and it was carved by the Ardèche River. The arch itself along with the section of the river around the arch are a popular tourists attraction. Many tourists and locals enjoy kayaking the river and pass underneath the beautiful monument
2.The Arches of Étretat, France
The small town of Étretat is located in north-western France. It is most famous for its cliffs that include three natural arches called the Porte d’Aval, the Porte d’Amont and the Manneporte. These cliffs attracted famous artists such as Eugène Boudin, Gustave Courbet and Claude Monet. The arches even appear in some paintings of Claude Monet
1.Arches National Park, Utah, United StatesÂ
First on the list, without a doubt, is not one Natural arches but an entire national park with over 2000 natural arches! Thisnational park was established in 1929 and receives over a million visitors each year. You can easily spend a day in this 76,679 acres (31,031 ha) park, walking and driving between the arches. The most famous attraction in the park is the famous Delicate Arch.
