Confluence

ˈkɑnflʊəns

noun

a junction where two rivers or streams meet

A confluence typically refers to the point at which two rivers or streams come together, often creating a visually striking natural phenomenon. It is a significant geographical feature in many landscapes and can also be used metaphorically to describe a merging or coming together of ideas or events.

At the bend of the Danube, vessels, an island, and a castle with a park surrounded by the waters of the confluence of the Enns and the Danube became visible, and the rocky left bank of the Danube covered with pine forests, with a mystic background of green treetops and bluish gorges.

Leo Tolstoy

War and Peace

I think we shall be safe enough at the inn, Ser Rodrik.” It was near dark when they reached it, at the crossroads north of the great confluence of the Trident.

George R. R. Martin

A Game Of Thrones

Then round the corner of the lane, from between the villas that guarded it at its confluence with the high road, came a little cart drawn by a sweating black pony and driven by a sallow youth in a bowler hat, grey with dust.

H. G. Wells

The War of the Worlds

When he comes to the place appointed for the general rendezvous, he finds a great confluence of people, but misses his wife, whose ghost afterwards appears to him, and tells him the land which was designed for him.

Virgil

The Aeneid

He has stumbled upon a great, possibly endless, confluence of worlds.

Stephen King

Wolves of the Calla

They could be found anywhere in the length and breadth of the sewers, but they made their permanent homes in some of the churchlike red-brick vaults toward the east, at the confluence of many of the churning foamy waters.

Gaiman, Neil

Neverwhere