Hareshwar Nath Mandir
Hareshwar Nath Mahadev Mandir is an ancient Hindu Lord Shiva temple in the Mithila region of Bihar at Dwalakh village of Madhubani district. It is situated on the bank of Bhutahi-Balan river. It is a old Shiva temple. History 
It is believed that the temple was built by the Darbhanga Maharaj Shree Lakshmeshwar Singh Bahardur of Darbhanga Raj Kingdom. It was completed between 1858 AD to 1869 AD under the supervision of the then Chief Executive Officer Shree Jhuna Lal Shah of the Kingdom. The Kingdom donated 12 acres of farming land to the temple for the source of fund to run the different religious activities of the temple. On the east side of the temple there is a big pond for bathing purpose of the pilgrims coming to the temple for worship. The temple was included in the list of archeological department as "Protected Heritage Monument of Bihar" in 2015 by the Government of Bihar. References 

Hindu temples
Hindu temple architecture
Hindu holy cities
Shiva temples
Mithila