Explanation

The Valdai Hills, are an upland region in the north-west of central European Russia .

Explanation

K1 is known as Masherbrum

K3 as Gasherbrum IV

K4 as Gasherbrum II 

K5 as Gasherbrum I.

Only K2, the second highest mountain in the world, has retained Montgomerie's name.

Explanation

The Kandhkot gas field is located in the Middle Indus Basin of Pakistan.

It was brought onstream in 1987, almost 30 years after its discovery.

This was mainly due to a lack of market and infrastructure required for development of the low calorific gas.

Explanation

The Hazara University is a public university located in Mansehra, Khyber Pakhtunkhwa, Pakistan.

Explanation

The mosque was originally built as a Greek Orthodox church which lasted from 360 AD until the conquest of Constantinople by the Ottoman Empire in 1453.

It served as a mosque until 1935, when it became a museum

. In 2020, the site once again became a mosque.