You can read the first three parts of this series in the link below:
Nava Brindavana Series
Shree Raghuvarya Theertharu
The fourth Brindavana here is that of Shree Raghuvarya Theertharu
He was the Guru of Raghottama Theertha (of Tirukoilur).
He traveled all over the country to spread the message of Madhwacharya. Once when he reached the banks of Bheema river in north Karnataka, the river gave way for him.
A few incidents about Shree Raghuvarya Theetharu can be found in Uttardi Mutta Website. Link provided below:
महाप्रवाहिनी भीमा यस्य मार्गमदान्मुदा।
रघुवर्यो मुदं दद्यात्कामितार्थप्रदायकः॥
|| mahApravAhinI bhImA yasya mArgamadAnmudA .
raghuvaryo mudaM dadyAtkAmitArthapradAyakaH ||