U.S, March 30 -- Bookings for hotels and vacation rentals in Niagara for tourists who want to witness the spectacle at one of North America's majestic natural attractions have reached a level that, for April 8, may not be sustainable. The reason is a total solar eclipse.

With huge crowds of visitors expected to flock to the areas in and around the famous waterfalls in Canada's Niagara Region for a rare total solar eclipse on April 8, local authorities have proactively declared a state of emergency as a part of their preparations for accommodating the "once-in-a-lifetime event."

According to the mayor of Niagara Falls, Jim Diodati, up to one million people are expected to descend on Niagara. Niagara is one of the prime Canadian and US lo...