More than 1, 000 parents, teachers and school governors attended the first Rallies for Education at Manchester's MidlandHotel and Liverpool's Holiday Inn.
Plans to build flats, shops and a hotel on Central Promenade near the MidlandHotel were submitted to Lancaster City Council by developers Urban Splash.
It is well-known for bringing derelict buildings back into use, most notably the famous Art Deco MidlandHotel in Morecambe, Lancashire, and Fort Dunlop in Birmingham.