Jammu and Kashmir, Sikkim, Arunachal Pradesh and Himachal Pradesh, these all 4 states have common borders with China.

• The Pamban channel lies between the mainland India and Rameswaram Island, over which a 2.3 km long Pamban Bridge is constructed.

• The bridge refers to both the cantilever railway bridge and two-lane Road Bridge which is the longest sea bridge in India.

• The Railway Bridge is 2,065m which is functioning double-leaf Bascule Bridge. Until recently, the two leaves of the bridge were opened manually using levers by workers.

• More than 10 ships – cargo carriers, coast guard ships, fishing vessels and oil tankers – pass through the bridge every month.

The Suez Canal is an artificial sea-level waterway in Egypt, connecting the Mediterranean Sea to the Red Sea.

Magellan strait-  Pacific and South Atlantic Ocean - Chile

Important Straits:

• Gibraltar Strait- the Mediterranean Sea & Atlantic Ocean-  Spain-Morocco
• Tatar Strait- Japan Sea & Okhotsk Sea Russia -(E Russia-Sakhalin Island)
• North Channel - Irish Sea & Atlantic Ocean Ireland-England
• Bass strait- the Tasman Sea & South Sea- Australia
• Davis strait - the Baffin Bay & Atlantic Ocean Greenland-Canada
• Denmark strait- North Atlantic and Arctic Ocean Greenland-Iceland
• Florida Strait- the Gulf of Mexico and Atlantic Ocean USA-Cuba
• Dover strait - English Channel & North Sea England-France

Finland is called ''the land of a thousand lakes", It is a sovereign state in Northern Europe.

The Bibi Ka Maqbara is a maqbara located in Aurangabad, Maharashtra, India. It was built by Azam Shah, son of Aurangzeb, in 1678 in memory of his mother, Dilras Banu Begum.

• Girnar is a group of mountains in the Junagadh District of Gujarat.
• It was considered the holy mountain to Buddhists.
• It is older than the Himalayas.
• It is one of the five major 'tirthas' of various 'Jain Tirthankaras'.

The Khyber Pass, is a mountain pass connecting Afghanistan and Pakistan, cutting through the north-eastern part of the Spin Ghar mountains. An integral part of the ancient Silk Road, it is one of the oldest known passes in the world.

Lothal is one of the most prominent cities of the ancient Indus valley civilization, located in the Bhal region of the modern state of Gujarat.
Lothal's dock-the world's earliest known connected the city to an ancient course of the Sabarmati river on the trade route between Harappan cities in Sindh and the peninsula of Saurashtra when the surrounding Kutch desert of today was a part of the Arabian Sea. It was a vital and thriving trade centre in ancient times.

The grasses in the North American grassland fall into two categories: tall grasses and short grasses. The mid-latitude grasslands have been modified by human activity. These grasslands are called the world's bread baskets regions of grain and livestock production.