cross the Thames

Variant of cross the Tiber, by substitution of London’s river Thames for Rome’s river Tiber.

cross the Thames (third-person singular simple present crosses the Thames, present participle crossing the Thames, simple past and past participle crossed the Thames)

1. (idiomatic) Alternative form of swim the Thames
2. Used other than figuratively or idiomatically: see cross,‎ the,‎ Thames.

• cross the Bosphorus (“convert to Eastern Orthodoxy”)
• cross the Forth (“convert to Presbyterianism”)
• cross the Rhine (“convert to Lutheranism”)
• cross the Tiber (“convert to Roman Catholicism”)