Langre ki chauki is a place in Agra. It links Vijay Nagar to the Grand Trunk Road.
Map of Langre Ki Chowki, Civil Lines, Agra, Uttar Pradesh 282004
There is a famous temple of Lord Hanuman. It is a siddha temple where it is believed that Hanuman is always present during the citation of holy book Ramayan.
The temple was established by a great devotee of Hanuman - the lagre baba. It is said that the presence of the founder baba is still felt today during the early hour of the morning.
It is an important and spiritual place for the Hindu and Hanuman devotees.
References
Langre ki Chauki Wikipedia(Text) CC BY-SA