Yes, you are right. In Amarsagar, near Jaisalmer, Rajasthan, there is a Jain temple complex situated near the Amarsagar Talaab (lake). The temple is dedicated to Lord Parshvanath, the 23rd Tirthankara, and is known for its beautiful architecture. The main temple structure is two-storeyed (2 manjali) and stands gracefully on the banks of the talaab (lake), making it a significant pilgrimage site for Jains, especially of the Shwetambar sect.

So, your statement is correct as per Jain tradition and the location's historical facts.